forked from OSchip/llvm-project
2917 lines
91 KiB
LLVM
2917 lines
91 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; NOTE: This is a copy of llvm/test/CodeGen/X86/memcmp.ll with more load pairs. Please keep it that way.
|
|
; RUN: llc -max-loads-per-memcmp=4 -memcmp-num-loads-per-block=4 < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefixes=X86,X86-NOSSE
|
|
; RUN: llc -max-loads-per-memcmp=4 -memcmp-num-loads-per-block=4 < %s -mtriple=i686-unknown-unknown -mattr=+sse | FileCheck %s --check-prefixes=X86,X86-SSE1
|
|
; RUN: llc -max-loads-per-memcmp=4 -memcmp-num-loads-per-block=4 < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=X86,X86-SSE2
|
|
; RUN: llc -max-loads-per-memcmp=4 -memcmp-num-loads-per-block=4 < %s -mtriple=i686-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefixes=X86,X86-SSE41
|
|
|
|
; This tests codegen time inlining/optimization of memcmp
|
|
; rdar://6480398
|
|
|
|
@.str = private constant [513 x i8] c"01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901\00", align 1
|
|
|
|
declare dso_local i32 @memcmp(i8*, i8*, i32)
|
|
|
|
define i32 @length0(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length0:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 0) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length0_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length0_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movb $1, %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 0) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length0_lt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length0_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 0) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length2(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length2:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movzwl (%ecx), %ecx
|
|
; X86-NEXT: movzwl (%eax), %edx
|
|
; X86-NEXT: rolw $8, %cx
|
|
; X86-NEXT: rolw $8, %dx
|
|
; X86-NEXT: movzwl %cx, %eax
|
|
; X86-NEXT: movzwl %dx, %ecx
|
|
; X86-NEXT: subl %ecx, %eax
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 2) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length2_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length2_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movzwl (%ecx), %ecx
|
|
; X86-NEXT: cmpw (%eax), %cx
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 2) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length2_lt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length2_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movzwl (%ecx), %ecx
|
|
; X86-NEXT: movzwl (%eax), %edx
|
|
; X86-NEXT: rolw $8, %cx
|
|
; X86-NEXT: rolw $8, %dx
|
|
; X86-NEXT: movzwl %cx, %eax
|
|
; X86-NEXT: movzwl %dx, %ecx
|
|
; X86-NEXT: subl %ecx, %eax
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 2) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length2_gt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length2_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movzwl (%ecx), %ecx
|
|
; X86-NEXT: movzwl (%eax), %eax
|
|
; X86-NEXT: rolw $8, %cx
|
|
; X86-NEXT: rolw $8, %ax
|
|
; X86-NEXT: movzwl %cx, %ecx
|
|
; X86-NEXT: movzwl %ax, %eax
|
|
; X86-NEXT: subl %eax, %ecx
|
|
; X86-NEXT: testl %ecx, %ecx
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 2) nounwind
|
|
%c = icmp sgt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length2_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length2_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movzwl (%eax), %eax
|
|
; X86-NEXT: cmpl $12849, %eax # imm = 0x3231
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i32 2) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length2_eq_nobuiltin_attr(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length2_eq_nobuiltin_attr:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $2
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 2) nounwind nobuiltin
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length3(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length3:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movzwl (%eax), %edx
|
|
; X86-NEXT: movzwl (%ecx), %esi
|
|
; X86-NEXT: rolw $8, %dx
|
|
; X86-NEXT: rolw $8, %si
|
|
; X86-NEXT: cmpw %si, %dx
|
|
; X86-NEXT: jne .LBB9_3
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movzbl 2(%eax), %eax
|
|
; X86-NEXT: movzbl 2(%ecx), %ecx
|
|
; X86-NEXT: subl %ecx, %eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
; X86-NEXT: .LBB9_3: # %res_block
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: movzbl %al, %eax
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 3) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length3_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length3_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movzwl (%ecx), %edx
|
|
; X86-NEXT: xorw (%eax), %dx
|
|
; X86-NEXT: movb 2(%ecx), %cl
|
|
; X86-NEXT: xorb 2(%eax), %cl
|
|
; X86-NEXT: movzbl %cl, %eax
|
|
; X86-NEXT: orw %dx, %ax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 3) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length4(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length4:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: seta %al
|
|
; X86-NEXT: sbbl $0, %eax
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 4) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length4_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length4_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %ecx
|
|
; X86-NEXT: cmpl (%eax), %ecx
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 4) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_lt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length4_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: seta %al
|
|
; X86-NEXT: sbbl $0, %eax
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 4) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_gt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length4_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %ecx
|
|
; X86-NEXT: movl (%eax), %eax
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %eax
|
|
; X86-NEXT: xorl %edx, %edx
|
|
; X86-NEXT: cmpl %eax, %ecx
|
|
; X86-NEXT: seta %dl
|
|
; X86-NEXT: sbbl $0, %edx
|
|
; X86-NEXT: testl %edx, %edx
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 4) nounwind
|
|
%c = icmp sgt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length4_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: cmpl $875770417, (%eax) # imm = 0x34333231
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i32 4) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length5(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length5:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: movl (%ecx), %esi
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: bswapl %esi
|
|
; X86-NEXT: cmpl %esi, %edx
|
|
; X86-NEXT: jne .LBB16_3
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movzbl 4(%eax), %eax
|
|
; X86-NEXT: movzbl 4(%ecx), %ecx
|
|
; X86-NEXT: subl %ecx, %eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
; X86-NEXT: .LBB16_3: # %res_block
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: movzbl %al, %eax
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 5) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length5_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length5_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: movb 4(%ecx), %cl
|
|
; X86-NEXT: xorb 4(%eax), %cl
|
|
; X86-NEXT: movzbl %cl, %eax
|
|
; X86-NEXT: orl %edx, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 5) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length5_lt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length5_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: movl (%ecx), %esi
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: bswapl %esi
|
|
; X86-NEXT: cmpl %esi, %edx
|
|
; X86-NEXT: jne .LBB18_3
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movzbl 4(%eax), %eax
|
|
; X86-NEXT: movzbl 4(%ecx), %ecx
|
|
; X86-NEXT: subl %ecx, %eax
|
|
; X86-NEXT: jmp .LBB18_2
|
|
; X86-NEXT: .LBB18_3: # %res_block
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: movzbl %al, %eax
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB18_2: # %endblock
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 5) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length7(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length7:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB19_2
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 3(%esi), %ecx
|
|
; X86-NEXT: movl 3(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: je .LBB19_3
|
|
; X86-NEXT: .LBB19_2: # %res_block
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB19_3: # %endblock
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 7) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length7_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length7_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: movl 3(%ecx), %ecx
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: xorl 3(%eax), %ecx
|
|
; X86-NEXT: orl %edx, %ecx
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 7) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length7_lt(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length7_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB21_2
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 3(%esi), %ecx
|
|
; X86-NEXT: movl 3(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: je .LBB21_3
|
|
; X86-NEXT: .LBB21_2: # %res_block
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB21_3: # %endblock
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 7) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length8(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length8:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB22_2
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 4(%esi), %ecx
|
|
; X86-NEXT: movl 4(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: je .LBB22_3
|
|
; X86-NEXT: .LBB22_2: # %res_block
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB22_3: # %endblock
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 8) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length8_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length8_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: movl 4(%ecx), %ecx
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: xorl 4(%eax), %ecx
|
|
; X86-NEXT: orl %edx, %ecx
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 8) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length8_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length8_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl $858927408, %ecx # imm = 0x33323130
|
|
; X86-NEXT: xorl (%eax), %ecx
|
|
; X86-NEXT: movl $926299444, %edx # imm = 0x37363534
|
|
; X86-NEXT: xorl 4(%eax), %edx
|
|
; X86-NEXT: orl %ecx, %edx
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 8) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length9_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length9_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: movl 4(%ecx), %esi
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: xorl 4(%eax), %esi
|
|
; X86-NEXT: orl %edx, %esi
|
|
; X86-NEXT: movb 8(%ecx), %cl
|
|
; X86-NEXT: xorb 8(%eax), %cl
|
|
; X86-NEXT: movzbl %cl, %eax
|
|
; X86-NEXT: orl %esi, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 9) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length10_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length10_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: movl 4(%ecx), %esi
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: xorl 4(%eax), %esi
|
|
; X86-NEXT: orl %edx, %esi
|
|
; X86-NEXT: movzwl 8(%ecx), %ecx
|
|
; X86-NEXT: xorw 8(%eax), %cx
|
|
; X86-NEXT: movzwl %cx, %eax
|
|
; X86-NEXT: orl %esi, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 10) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length11_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length11_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: movl 4(%ecx), %esi
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: xorl 4(%eax), %esi
|
|
; X86-NEXT: orl %edx, %esi
|
|
; X86-NEXT: movl 7(%ecx), %ecx
|
|
; X86-NEXT: xorl 7(%eax), %ecx
|
|
; X86-NEXT: orl %esi, %ecx
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 11) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length12_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length12_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl (%ecx), %edx
|
|
; X86-NEXT: movl 4(%ecx), %esi
|
|
; X86-NEXT: xorl (%eax), %edx
|
|
; X86-NEXT: xorl 4(%eax), %esi
|
|
; X86-NEXT: orl %edx, %esi
|
|
; X86-NEXT: movl 8(%ecx), %ecx
|
|
; X86-NEXT: xorl 8(%eax), %ecx
|
|
; X86-NEXT: orl %esi, %ecx
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 12) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length12(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length12:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB29_3
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 4(%esi), %ecx
|
|
; X86-NEXT: movl 4(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB29_3
|
|
; X86-NEXT: # %bb.2: # %loadbb2
|
|
; X86-NEXT: movl 8(%esi), %ecx
|
|
; X86-NEXT: movl 8(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: je .LBB29_4
|
|
; X86-NEXT: .LBB29_3: # %res_block
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB29_4: # %endblock
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 12) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length13_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length13_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl (%edx), %esi
|
|
; X86-NEXT: movl 4(%edx), %eax
|
|
; X86-NEXT: xorl (%ecx), %esi
|
|
; X86-NEXT: xorl 4(%ecx), %eax
|
|
; X86-NEXT: orl %esi, %eax
|
|
; X86-NEXT: movl 8(%edx), %esi
|
|
; X86-NEXT: xorl 8(%ecx), %esi
|
|
; X86-NEXT: movb 12(%edx), %dl
|
|
; X86-NEXT: xorb 12(%ecx), %dl
|
|
; X86-NEXT: movzbl %dl, %ecx
|
|
; X86-NEXT: orl %esi, %ecx
|
|
; X86-NEXT: orl %eax, %ecx
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 13) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length14_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length14_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl (%edx), %esi
|
|
; X86-NEXT: movl 4(%edx), %eax
|
|
; X86-NEXT: xorl (%ecx), %esi
|
|
; X86-NEXT: xorl 4(%ecx), %eax
|
|
; X86-NEXT: orl %esi, %eax
|
|
; X86-NEXT: movl 8(%edx), %esi
|
|
; X86-NEXT: xorl 8(%ecx), %esi
|
|
; X86-NEXT: movzwl 12(%edx), %edx
|
|
; X86-NEXT: xorw 12(%ecx), %dx
|
|
; X86-NEXT: movzwl %dx, %ecx
|
|
; X86-NEXT: orl %esi, %ecx
|
|
; X86-NEXT: orl %eax, %ecx
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 14) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length15_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length15_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl (%edx), %esi
|
|
; X86-NEXT: movl 4(%edx), %eax
|
|
; X86-NEXT: xorl (%ecx), %esi
|
|
; X86-NEXT: xorl 4(%ecx), %eax
|
|
; X86-NEXT: orl %esi, %eax
|
|
; X86-NEXT: movl 8(%edx), %esi
|
|
; X86-NEXT: xorl 8(%ecx), %esi
|
|
; X86-NEXT: movl 11(%edx), %edx
|
|
; X86-NEXT: xorl 11(%ecx), %edx
|
|
; X86-NEXT: orl %esi, %edx
|
|
; X86-NEXT: orl %eax, %edx
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 15) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
; PR33329 - https://bugs.llvm.org/show_bug.cgi?id=33329
|
|
|
|
define i32 @length16(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length16:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB33_4
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 4(%esi), %ecx
|
|
; X86-NEXT: movl 4(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB33_4
|
|
; X86-NEXT: # %bb.2: # %loadbb2
|
|
; X86-NEXT: movl 8(%esi), %ecx
|
|
; X86-NEXT: movl 8(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB33_4
|
|
; X86-NEXT: # %bb.3: # %loadbb3
|
|
; X86-NEXT: movl 12(%esi), %ecx
|
|
; X86-NEXT: movl 12(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: je .LBB33_5
|
|
; X86-NEXT: .LBB33_4: # %res_block
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB33_5: # %endblock
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 16) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length16_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length16_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl %esi
|
|
; X86-NOSSE-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-NOSSE-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NOSSE-NEXT: movl (%edx), %esi
|
|
; X86-NOSSE-NEXT: movl 4(%edx), %eax
|
|
; X86-NOSSE-NEXT: xorl (%ecx), %esi
|
|
; X86-NOSSE-NEXT: xorl 4(%ecx), %eax
|
|
; X86-NOSSE-NEXT: orl %esi, %eax
|
|
; X86-NOSSE-NEXT: movl 8(%edx), %esi
|
|
; X86-NOSSE-NEXT: xorl 8(%ecx), %esi
|
|
; X86-NOSSE-NEXT: movl 12(%edx), %edx
|
|
; X86-NOSSE-NEXT: xorl 12(%ecx), %edx
|
|
; X86-NOSSE-NEXT: orl %esi, %edx
|
|
; X86-NOSSE-NEXT: orl %eax, %edx
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: popl %esi
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length16_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl %esi
|
|
; X86-SSE1-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE1-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-SSE1-NEXT: movl (%edx), %esi
|
|
; X86-SSE1-NEXT: movl 4(%edx), %eax
|
|
; X86-SSE1-NEXT: xorl (%ecx), %esi
|
|
; X86-SSE1-NEXT: xorl 4(%ecx), %eax
|
|
; X86-SSE1-NEXT: orl %esi, %eax
|
|
; X86-SSE1-NEXT: movl 8(%edx), %esi
|
|
; X86-SSE1-NEXT: xorl 8(%ecx), %esi
|
|
; X86-SSE1-NEXT: movl 12(%edx), %edx
|
|
; X86-SSE1-NEXT: xorl 12(%ecx), %edx
|
|
; X86-SSE1-NEXT: orl %esi, %edx
|
|
; X86-SSE1-NEXT: orl %eax, %edx
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: popl %esi
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length16_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
|
|
; X86-SSE2-NEXT: pmovmskb %xmm1, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length16_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm1
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm1
|
|
; X86-SSE41-NEXT: ptest %xmm1, %xmm1
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 16) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length16_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length16_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %ecx
|
|
; X86-NEXT: movl (%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB35_4
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 4(%esi), %ecx
|
|
; X86-NEXT: movl 4(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB35_4
|
|
; X86-NEXT: # %bb.2: # %loadbb2
|
|
; X86-NEXT: movl 8(%esi), %ecx
|
|
; X86-NEXT: movl 8(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: jne .LBB35_4
|
|
; X86-NEXT: # %bb.3: # %loadbb3
|
|
; X86-NEXT: movl 12(%esi), %ecx
|
|
; X86-NEXT: movl 12(%eax), %edx
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: bswapl %edx
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: je .LBB35_5
|
|
; X86-NEXT: .LBB35_4: # %res_block
|
|
; X86-NEXT: xorl %eax, %eax
|
|
; X86-NEXT: cmpl %edx, %ecx
|
|
; X86-NEXT: setae %al
|
|
; X86-NEXT: leal -1(%eax,%eax), %eax
|
|
; X86-NEXT: .LBB35_5: # %endblock
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 16) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length16_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length16_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl (%esi), %eax
|
|
; X86-NEXT: movl (%edx), %ecx
|
|
; X86-NEXT: bswapl %eax
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: cmpl %ecx, %eax
|
|
; X86-NEXT: jne .LBB36_4
|
|
; X86-NEXT: # %bb.1: # %loadbb1
|
|
; X86-NEXT: movl 4(%esi), %eax
|
|
; X86-NEXT: movl 4(%edx), %ecx
|
|
; X86-NEXT: bswapl %eax
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: cmpl %ecx, %eax
|
|
; X86-NEXT: jne .LBB36_4
|
|
; X86-NEXT: # %bb.2: # %loadbb2
|
|
; X86-NEXT: movl 8(%esi), %eax
|
|
; X86-NEXT: movl 8(%edx), %ecx
|
|
; X86-NEXT: bswapl %eax
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: cmpl %ecx, %eax
|
|
; X86-NEXT: jne .LBB36_4
|
|
; X86-NEXT: # %bb.3: # %loadbb3
|
|
; X86-NEXT: movl 12(%esi), %eax
|
|
; X86-NEXT: movl 12(%edx), %ecx
|
|
; X86-NEXT: bswapl %eax
|
|
; X86-NEXT: bswapl %ecx
|
|
; X86-NEXT: xorl %edx, %edx
|
|
; X86-NEXT: cmpl %ecx, %eax
|
|
; X86-NEXT: je .LBB36_5
|
|
; X86-NEXT: .LBB36_4: # %res_block
|
|
; X86-NEXT: xorl %edx, %edx
|
|
; X86-NEXT: cmpl %ecx, %eax
|
|
; X86-NEXT: setae %dl
|
|
; X86-NEXT: leal -1(%edx,%edx), %edx
|
|
; X86-NEXT: .LBB36_5: # %endblock
|
|
; X86-NEXT: testl %edx, %edx
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 16) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length16_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length16_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl %esi
|
|
; X86-NOSSE-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NOSSE-NEXT: movl $858927408, %ecx # imm = 0x33323130
|
|
; X86-NOSSE-NEXT: xorl (%eax), %ecx
|
|
; X86-NOSSE-NEXT: movl $926299444, %edx # imm = 0x37363534
|
|
; X86-NOSSE-NEXT: xorl 4(%eax), %edx
|
|
; X86-NOSSE-NEXT: orl %ecx, %edx
|
|
; X86-NOSSE-NEXT: movl $825243960, %ecx # imm = 0x31303938
|
|
; X86-NOSSE-NEXT: xorl 8(%eax), %ecx
|
|
; X86-NOSSE-NEXT: movl $892613426, %esi # imm = 0x35343332
|
|
; X86-NOSSE-NEXT: xorl 12(%eax), %esi
|
|
; X86-NOSSE-NEXT: orl %ecx, %esi
|
|
; X86-NOSSE-NEXT: orl %edx, %esi
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: popl %esi
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length16_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl %esi
|
|
; X86-SSE1-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE1-NEXT: movl $858927408, %ecx # imm = 0x33323130
|
|
; X86-SSE1-NEXT: xorl (%eax), %ecx
|
|
; X86-SSE1-NEXT: movl $926299444, %edx # imm = 0x37363534
|
|
; X86-SSE1-NEXT: xorl 4(%eax), %edx
|
|
; X86-SSE1-NEXT: orl %ecx, %edx
|
|
; X86-SSE1-NEXT: movl $825243960, %ecx # imm = 0x31303938
|
|
; X86-SSE1-NEXT: xorl 8(%eax), %ecx
|
|
; X86-SSE1-NEXT: movl $892613426, %esi # imm = 0x35343332
|
|
; X86-SSE1-NEXT: xorl 12(%eax), %esi
|
|
; X86-SSE1-NEXT: orl %ecx, %esi
|
|
; X86-SSE1-NEXT: orl %edx, %esi
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: popl %esi
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length16_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length16_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 16) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
; PR33914 - https://bugs.llvm.org/show_bug.cgi?id=33914
|
|
|
|
define i32 @length24(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length24:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $24
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 24) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length24_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length24_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $24
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length24_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $24
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length24_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 8(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 8(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length24_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 8(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 8(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 24) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length24_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length24_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $24
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 24) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length24_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length24_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $24
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 24) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length24_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length24_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $24
|
|
; X86-NOSSE-NEXT: pushl $.L.str
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length24_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $24
|
|
; X86-SSE1-NEXT: pushl $.L.str
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length24_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 8(%eax), %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length24_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 8(%eax), %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 24) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length31(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length31:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $31
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 31) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length31_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length31_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $31
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length31_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $31
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length31_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 15(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 15(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length31_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 15(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 15(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 31) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length31_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length31_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $31
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 31) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length31_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length31_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $31
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 31) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length31_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" {
|
|
; X86-NOSSE-LABEL: length31_eq_prefer128:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $31
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length31_eq_prefer128:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $31
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length31_eq_prefer128:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 15(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 15(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length31_eq_prefer128:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 15(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 15(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 31) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length31_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length31_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $31
|
|
; X86-NOSSE-NEXT: pushl $.L.str
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length31_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $31
|
|
; X86-SSE1-NEXT: pushl $.L.str
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length31_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 15(%eax), %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length31_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 15(%eax), %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 31) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length32(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length32:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $32
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 32) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
; PR33325 - https://bugs.llvm.org/show_bug.cgi?id=33325
|
|
|
|
define i1 @length32_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length32_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $32
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length32_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $32
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length32_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length32_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 32) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length32_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length32_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $32
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 32) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length32_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length32_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $32
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 32) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length32_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" {
|
|
; X86-NOSSE-LABEL: length32_eq_prefer128:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $32
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length32_eq_prefer128:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $32
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length32_eq_prefer128:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length32_eq_prefer128:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 32) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length32_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length32_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $32
|
|
; X86-NOSSE-NEXT: pushl $.L.str
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length32_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $32
|
|
; X86-SSE1-NEXT: pushl $.L.str
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length32_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length32_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 32) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length48(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length48:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $48
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 48) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length48_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length48_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $48
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length48_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $48
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length48_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: movdqu 32(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm3
|
|
; X86-SSE2-NEXT: pand %xmm0, %xmm3
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm3
|
|
; X86-SSE2-NEXT: pmovmskb %xmm3, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length48_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: movdqu 32(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm3
|
|
; X86-SSE41-NEXT: por %xmm0, %xmm3
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm3
|
|
; X86-SSE41-NEXT: ptest %xmm3, %xmm3
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 48) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length48_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length48_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $48
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 48) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length48_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length48_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $48
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 48) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length48_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" {
|
|
; X86-NOSSE-LABEL: length48_eq_prefer128:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $48
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length48_eq_prefer128:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $48
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length48_eq_prefer128:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: movdqu 32(%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm3
|
|
; X86-SSE2-NEXT: pand %xmm0, %xmm3
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm3
|
|
; X86-SSE2-NEXT: pmovmskb %xmm3, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length48_eq_prefer128:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: movdqu 32(%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm3
|
|
; X86-SSE41-NEXT: por %xmm0, %xmm3
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm3
|
|
; X86-SSE41-NEXT: ptest %xmm3, %xmm3
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 48) nounwind
|
|
%cmp = icmp eq i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length48_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length48_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $48
|
|
; X86-NOSSE-NEXT: pushl $.L.str
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length48_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $48
|
|
; X86-SSE1-NEXT: pushl $.L.str
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length48_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm2
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm2
|
|
; X86-SSE2-NEXT: pand %xmm0, %xmm2
|
|
; X86-SSE2-NEXT: pmovmskb %xmm2, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length48_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm2
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm2
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm2
|
|
; X86-SSE41-NEXT: por %xmm0, %xmm2
|
|
; X86-SSE41-NEXT: ptest %xmm2, %xmm2
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 48) nounwind
|
|
%c = icmp ne i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length63(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length63:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $63
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 63) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length63_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length63_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $63
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length63_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $63
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length63_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm2
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm2, %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%ecx), %xmm2
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm2, %xmm3
|
|
; X86-SSE2-NEXT: movdqu 47(%ecx), %xmm2
|
|
; X86-SSE2-NEXT: movdqu 47(%eax), %xmm4
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm2, %xmm4
|
|
; X86-SSE2-NEXT: pand %xmm3, %xmm4
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm4
|
|
; X86-SSE2-NEXT: pand %xmm0, %xmm4
|
|
; X86-SSE2-NEXT: pmovmskb %xmm4, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length63_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm2
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE41-NEXT: pxor %xmm2, %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%ecx), %xmm2
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE41-NEXT: pxor %xmm2, %xmm3
|
|
; X86-SSE41-NEXT: movdqu 47(%ecx), %xmm2
|
|
; X86-SSE41-NEXT: movdqu 47(%eax), %xmm4
|
|
; X86-SSE41-NEXT: pxor %xmm2, %xmm4
|
|
; X86-SSE41-NEXT: por %xmm3, %xmm4
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm4
|
|
; X86-SSE41-NEXT: por %xmm0, %xmm4
|
|
; X86-SSE41-NEXT: ptest %xmm4, %xmm4
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 63) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length63_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length63_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $63
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 63) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length63_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length63_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $63
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 63) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length63_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length63_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $63
|
|
; X86-NOSSE-NEXT: pushl $.L.str
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length63_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $63
|
|
; X86-SSE1-NEXT: pushl $.L.str
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length63_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm2
|
|
; X86-SSE2-NEXT: movdqu 47(%eax), %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm2
|
|
; X86-SSE2-NEXT: pand %xmm3, %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length63_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm2
|
|
; X86-SSE41-NEXT: movdqu 47(%eax), %xmm3
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm3
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm2
|
|
; X86-SSE41-NEXT: por %xmm3, %xmm2
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 63) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length64(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length64:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $64
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 64) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length64_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-NOSSE-LABEL: length64_eq:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $64
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: setne %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length64_eq:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $64
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: setne %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length64_eq:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE2-NEXT: movdqu (%ecx), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm2
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm2, %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%ecx), %xmm2
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm2, %xmm3
|
|
; X86-SSE2-NEXT: movdqu 48(%ecx), %xmm2
|
|
; X86-SSE2-NEXT: movdqu 48(%eax), %xmm4
|
|
; X86-SSE2-NEXT: pcmpeqb %xmm2, %xmm4
|
|
; X86-SSE2-NEXT: pand %xmm3, %xmm4
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm4
|
|
; X86-SSE2-NEXT: pand %xmm0, %xmm4
|
|
; X86-SSE2-NEXT: pmovmskb %xmm4, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: setne %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length64_eq:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X86-SSE41-NEXT: movdqu (%ecx), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm2
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: pxor %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE41-NEXT: pxor %xmm2, %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%ecx), %xmm2
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm3
|
|
; X86-SSE41-NEXT: pxor %xmm2, %xmm3
|
|
; X86-SSE41-NEXT: movdqu 48(%ecx), %xmm2
|
|
; X86-SSE41-NEXT: movdqu 48(%eax), %xmm4
|
|
; X86-SSE41-NEXT: pxor %xmm2, %xmm4
|
|
; X86-SSE41-NEXT: por %xmm3, %xmm4
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm4
|
|
; X86-SSE41-NEXT: por %xmm0, %xmm4
|
|
; X86-SSE41-NEXT: ptest %xmm4, %xmm4
|
|
; X86-SSE41-NEXT: setne %al
|
|
; X86-SSE41-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 64) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length64_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length64_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $64
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 64) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length64_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length64_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $64
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 64) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length64_eq_const(i8* %X) nounwind {
|
|
; X86-NOSSE-LABEL: length64_eq_const:
|
|
; X86-NOSSE: # %bb.0:
|
|
; X86-NOSSE-NEXT: pushl $64
|
|
; X86-NOSSE-NEXT: pushl $.L.str
|
|
; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NOSSE-NEXT: calll memcmp
|
|
; X86-NOSSE-NEXT: addl $12, %esp
|
|
; X86-NOSSE-NEXT: testl %eax, %eax
|
|
; X86-NOSSE-NEXT: sete %al
|
|
; X86-NOSSE-NEXT: retl
|
|
;
|
|
; X86-SSE1-LABEL: length64_eq_const:
|
|
; X86-SSE1: # %bb.0:
|
|
; X86-SSE1-NEXT: pushl $64
|
|
; X86-SSE1-NEXT: pushl $.L.str
|
|
; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-SSE1-NEXT: calll memcmp
|
|
; X86-SSE1-NEXT: addl $12, %esp
|
|
; X86-SSE1-NEXT: testl %eax, %eax
|
|
; X86-SSE1-NEXT: sete %al
|
|
; X86-SSE1-NEXT: retl
|
|
;
|
|
; X86-SSE2-LABEL: length64_eq_const:
|
|
; X86-SSE2: # %bb.0:
|
|
; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE2-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE2-NEXT: movdqu 32(%eax), %xmm2
|
|
; X86-SSE2-NEXT: movdqu 48(%eax), %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm3
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm2
|
|
; X86-SSE2-NEXT: pand %xmm3, %xmm2
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE2-NEXT: pand %xmm2, %xmm1
|
|
; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE2-NEXT: pand %xmm1, %xmm0
|
|
; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
|
|
; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
|
|
; X86-SSE2-NEXT: sete %al
|
|
; X86-SSE2-NEXT: retl
|
|
;
|
|
; X86-SSE41-LABEL: length64_eq_const:
|
|
; X86-SSE41: # %bb.0:
|
|
; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-SSE41-NEXT: movdqu (%eax), %xmm0
|
|
; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1
|
|
; X86-SSE41-NEXT: movdqu 32(%eax), %xmm2
|
|
; X86-SSE41-NEXT: movdqu 48(%eax), %xmm3
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm3
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm2
|
|
; X86-SSE41-NEXT: por %xmm3, %xmm2
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1
|
|
; X86-SSE41-NEXT: por %xmm2, %xmm1
|
|
; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
|
|
; X86-SSE41-NEXT: por %xmm1, %xmm0
|
|
; X86-SSE41-NEXT: ptest %xmm0, %xmm0
|
|
; X86-SSE41-NEXT: sete %al
|
|
; X86-SSE41-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 64) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length96(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length96:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $96
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 96) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length96_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length96_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $96
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 96) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length96_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length96_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $96
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 96) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length96_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length96_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $96
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 96) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length96_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length96_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $96
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 96) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length127(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length127:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $127
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 127) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length127_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length127_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $127
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 127) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length127_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length127_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $127
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 127) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length127_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length127_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $127
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 127) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length127_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length127_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $127
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 127) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length128(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length128:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $128
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 128) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length128_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length128_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $128
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 128) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length128_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length128_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $128
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 128) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length128_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length128_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $128
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 128) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length128_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length128_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $128
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 128) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length192(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length192:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $192
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 192) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length192_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length192_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $192
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 192) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length192_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length192_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $192
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 192) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length192_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length192_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $192
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 192) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length192_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length192_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $192
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 192) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length255(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length255:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $255
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 255) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length255_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length255_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $255
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 255) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length255_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length255_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $255
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 255) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length255_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length255_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $255
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 255) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length255_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length255_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $255
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 255) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length256(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length256:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $256 # imm = 0x100
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 256) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length256_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length256_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $256 # imm = 0x100
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 256) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length256_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length256_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $256 # imm = 0x100
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 256) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length256_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length256_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $256 # imm = 0x100
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 256) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length256_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length256_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $256 # imm = 0x100
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 256) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length384(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length384:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $384 # imm = 0x180
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 384) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length384_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length384_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $384 # imm = 0x180
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 384) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length384_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length384_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $384 # imm = 0x180
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 384) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length384_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length384_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $384 # imm = 0x180
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 384) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length384_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length384_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $384 # imm = 0x180
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 384) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length511(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length511:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $511 # imm = 0x1FF
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 511) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length511_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length511_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $511 # imm = 0x1FF
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 511) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length511_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length511_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $511 # imm = 0x1FF
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 511) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length511_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length511_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $511 # imm = 0x1FF
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 511) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length511_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length511_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $511 # imm = 0x1FF
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 511) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i32 @length512(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: length512:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $512 # imm = 0x200
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 512) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length512_eq(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length512_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $512 # imm = 0x200
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setne %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 512) nounwind
|
|
%cmp = icmp ne i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length512_lt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length512_lt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $512 # imm = 0x200
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: shrl $31, %eax
|
|
; X86-NEXT: # kill: def $al killed $al killed $eax
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 512) nounwind
|
|
%cmp = icmp slt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length512_gt(i8* %x, i8* %y) nounwind {
|
|
; X86-LABEL: length512_gt:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $512 # imm = 0x200
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: setg %al
|
|
; X86-NEXT: retl
|
|
%call = tail call i32 @memcmp(i8* %x, i8* %y, i32 512) nounwind
|
|
%cmp = icmp sgt i32 %call, 0
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @length512_eq_const(i8* %X) nounwind {
|
|
; X86-LABEL: length512_eq_const:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $512 # imm = 0x200
|
|
; X86-NEXT: pushl $.L.str
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i32 512) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
; This checks that we do not do stupid things with huge sizes.
|
|
define i32 @huge_length(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: huge_length:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $-1
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 9223372036854775807) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @huge_length_eq(i8* %X, i8* %Y) nounwind {
|
|
; X86-LABEL: huge_length_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl $-1
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 9223372036854775807) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
; This checks non-constant sizes.
|
|
define i32 @nonconst_length(i8* %X, i8* %Y, i32 %size) nounwind {
|
|
; X86-LABEL: nonconst_length:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: jmp memcmp # TAILCALL
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 %size) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @nonconst_length_eq(i8* %X, i8* %Y, i32 %size) nounwind {
|
|
; X86-LABEL: nonconst_length_eq:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: pushl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: calll memcmp
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: testl %eax, %eax
|
|
; X86-NEXT: sete %al
|
|
; X86-NEXT: retl
|
|
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i32 %size) nounwind
|
|
%c = icmp eq i32 %m, 0
|
|
ret i1 %c
|
|
}
|