forked from OSchip/llvm-project
177 lines
4.2 KiB
LLVM
177 lines
4.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=i386-unknown-unknown -disable-cgp-branch-opts | FileCheck %s --check-prefix=CHECK --check-prefix=X32
|
|
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -disable-cgp-branch-opts | FileCheck %s --check-prefix=CHECK --check-prefix=X64
|
|
|
|
; rdar://7573216
|
|
; PR6146
|
|
|
|
define i32 @t1(i32 %x) nounwind readnone ssp {
|
|
; X32-LABEL: t1:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: cmpl $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: sbbl %eax, %eax
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: t1:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: cmpl $1, %edi
|
|
; X64-NEXT: sbbl %eax, %eax
|
|
; X64-NEXT: retq
|
|
%t0 = icmp eq i32 %x, 0
|
|
%if = select i1 %t0, i32 -1, i32 0
|
|
ret i32 %if
|
|
}
|
|
|
|
define i32 @t2(i32 %x) nounwind readnone ssp {
|
|
; X32-LABEL: t2:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: cmpl $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: sbbl %eax, %eax
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: t2:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: cmpl $1, %edi
|
|
; X64-NEXT: sbbl %eax, %eax
|
|
; X64-NEXT: retq
|
|
%t0 = icmp eq i32 %x, 0
|
|
%if = sext i1 %t0 to i32
|
|
ret i32 %if
|
|
}
|
|
|
|
define i32 @t3() nounwind readonly {
|
|
; X32-LABEL: t3:
|
|
; X32: # BB#0: # %entry
|
|
; X32-NEXT: cmpl $1, %eax
|
|
; X32-NEXT: sbbl %eax, %eax
|
|
; X32-NEXT: cmpl %eax, %eax
|
|
; X32-NEXT: sbbl %eax, %eax
|
|
; X32-NEXT: xorl %eax, %eax
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: t3:
|
|
; X64: # BB#0: # %entry
|
|
; X64-NEXT: cmpl $1, %eax
|
|
; X64-NEXT: sbbq %rax, %rax
|
|
; X64-NEXT: cmpq %rax, %rax
|
|
; X64-NEXT: xorl %eax, %eax
|
|
; X64-NEXT: retq
|
|
entry:
|
|
%not.tobool = icmp eq i32 undef, 0
|
|
%cond = sext i1 %not.tobool to i32
|
|
%conv = sext i1 %not.tobool to i64
|
|
%add13 = add i64 0, %conv
|
|
%cmp = icmp ult i64 undef, %add13
|
|
br i1 %cmp, label %if.then, label %if.end
|
|
|
|
if.then:
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%xor27 = xor i32 undef, %cond
|
|
ret i32 0
|
|
}
|
|
|
|
define i32 @t4(i64 %x) nounwind readnone ssp {
|
|
; X32-LABEL: t4:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: orl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: movl $-1, %eax
|
|
; X32-NEXT: je .LBB3_2
|
|
; X32-NEXT: # BB#1:
|
|
; X32-NEXT: xorl %eax, %eax
|
|
; X32-NEXT: .LBB3_2:
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: t4:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: cmpq $1, %rdi
|
|
; X64-NEXT: sbbl %eax, %eax
|
|
; X64-NEXT: retq
|
|
%t0 = icmp eq i64 %x, 0
|
|
%t1 = sext i1 %t0 to i32
|
|
ret i32 %t1
|
|
}
|
|
|
|
define i64 @t5(i32 %x) nounwind readnone ssp {
|
|
; X32-LABEL: t5:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: cmpl $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: sbbl %eax, %eax
|
|
; X32-NEXT: movl %eax, %edx
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: t5:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: cmpl $1, %edi
|
|
; X64-NEXT: sbbq %rax, %rax
|
|
; X64-NEXT: retq
|
|
%t0 = icmp eq i32 %x, 0
|
|
%t1 = sext i1 %t0 to i64
|
|
ret i64 %t1
|
|
}
|
|
|
|
; sext (xor Bool, -1) --> sub (zext Bool), 1
|
|
|
|
define i32 @select_0_or_1s(i1 %cond) {
|
|
; X32-LABEL: select_0_or_1s:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: movzbl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: andl $1, %eax
|
|
; X32-NEXT: decl %eax
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: select_0_or_1s:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: # kill: %EDI<def> %EDI<kill> %RDI<def>
|
|
; X64-NEXT: andl $1, %edi
|
|
; X64-NEXT: leal -1(%rdi), %eax
|
|
; X64-NEXT: retq
|
|
%not = xor i1 %cond, 1
|
|
%sext = sext i1 %not to i32
|
|
ret i32 %sext
|
|
}
|
|
|
|
; sext (xor Bool, -1) --> sub (zext Bool), 1
|
|
|
|
define i32 @select_0_or_1s_zeroext(i1 zeroext %cond) {
|
|
; X32-LABEL: select_0_or_1s_zeroext:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: movzbl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: decl %eax
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: select_0_or_1s_zeroext:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: movzbl %dil, %eax
|
|
; X64-NEXT: decl %eax
|
|
; X64-NEXT: retq
|
|
%not = xor i1 %cond, 1
|
|
%sext = sext i1 %not to i32
|
|
ret i32 %sext
|
|
}
|
|
|
|
; sext (xor Bool, -1) --> sub (zext Bool), 1
|
|
|
|
define i32 @select_0_or_1s_signext(i1 signext %cond) {
|
|
; X32-LABEL: select_0_or_1s_signext:
|
|
; X32: # BB#0:
|
|
; X32-NEXT: movb {{[0-9]+}}(%esp), %al
|
|
; X32-NEXT: andb $1, %al
|
|
; X32-NEXT: movzbl %al, %eax
|
|
; X32-NEXT: decl %eax
|
|
; X32-NEXT: retl
|
|
;
|
|
; X64-LABEL: select_0_or_1s_signext:
|
|
; X64: # BB#0:
|
|
; X64-NEXT: andb $1, %dil
|
|
; X64-NEXT: movzbl %dil, %eax
|
|
; X64-NEXT: decl %eax
|
|
; X64-NEXT: retq
|
|
%not = xor i1 %cond, 1
|
|
%sext = sext i1 %not to i32
|
|
ret i32 %sext
|
|
}
|
|
|