forked from OSchip/llvm-project
214 lines
6.5 KiB
LLVM
214 lines
6.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686 -mattr=cmov | FileCheck %s --check-prefixes=CHECK,X86
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; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefixes=CHECK,X64
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declare i4 @llvm.ssub.sat.i4 (i4, i4)
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declare i32 @llvm.ssub.sat.i32 (i32, i32)
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declare i64 @llvm.ssub.sat.i64 (i64, i64)
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declare <4 x i32> @llvm.ssub.sat.v4i32(<4 x i32>, <4 x i32>)
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define i32 @func(i32 %x, i32 %y) nounwind {
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; X86-LABEL: func:
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; X86: # %bb.0:
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; X86-NEXT: pushl %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
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; X86-NEXT: xorl %ecx, %ecx
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; X86-NEXT: movl %eax, %esi
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; X86-NEXT: subl %edx, %esi
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; X86-NEXT: setns %cl
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; X86-NEXT: addl $2147483647, %ecx # imm = 0x7FFFFFFF
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; X86-NEXT: subl %edx, %eax
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; X86-NEXT: cmovol %ecx, %eax
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; X86-NEXT: popl %esi
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; X86-NEXT: retl
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;
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; X64-LABEL: func:
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; X64: # %bb.0:
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; X64-NEXT: xorl %eax, %eax
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; X64-NEXT: movl %edi, %ecx
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; X64-NEXT: subl %esi, %ecx
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; X64-NEXT: setns %al
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; X64-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF
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; X64-NEXT: subl %esi, %edi
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; X64-NEXT: cmovnol %edi, %eax
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; X64-NEXT: retq
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%tmp = call i32 @llvm.ssub.sat.i32(i32 %x, i32 %y)
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ret i32 %tmp
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}
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define i64 @func2(i64 %x, i64 %y) nounwind {
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; X86-LABEL: func2:
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; X86: # %bb.0:
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; X86-NEXT: pushl %ebp
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; X86-NEXT: pushl %ebx
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; X86-NEXT: pushl %edi
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; X86-NEXT: pushl %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %ebx
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; X86-NEXT: subl {{[0-9]+}}(%esp), %edi
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; X86-NEXT: movl %ebx, %ebp
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; X86-NEXT: sbbl %esi, %ebp
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; X86-NEXT: movl %ebp, %eax
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; X86-NEXT: sarl $31, %eax
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; X86-NEXT: xorl %ecx, %ecx
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; X86-NEXT: testl %ebp, %ebp
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; X86-NEXT: setns %cl
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; X86-NEXT: movl %ecx, %edx
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; X86-NEXT: addl $2147483647, %edx # imm = 0x7FFFFFFF
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; X86-NEXT: testl %ebx, %ebx
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; X86-NEXT: setns %bl
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; X86-NEXT: cmpb %cl, %bl
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; X86-NEXT: setne %cl
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; X86-NEXT: testl %esi, %esi
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; X86-NEXT: setns %ch
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; X86-NEXT: cmpb %ch, %bl
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; X86-NEXT: setne %ch
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; X86-NEXT: testb %cl, %ch
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; X86-NEXT: cmovel %ebp, %edx
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; X86-NEXT: cmovel %edi, %eax
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; X86-NEXT: popl %esi
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; X86-NEXT: popl %edi
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; X86-NEXT: popl %ebx
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; X86-NEXT: popl %ebp
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; X86-NEXT: retl
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;
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; X64-LABEL: func2:
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; X64: # %bb.0:
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; X64-NEXT: xorl %ecx, %ecx
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: subq %rsi, %rax
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; X64-NEXT: setns %cl
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; X64-NEXT: movabsq $9223372036854775807, %rax # imm = 0x7FFFFFFFFFFFFFFF
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; X64-NEXT: addq %rcx, %rax
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; X64-NEXT: subq %rsi, %rdi
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; X64-NEXT: cmovnoq %rdi, %rax
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; X64-NEXT: retq
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%tmp = call i64 @llvm.ssub.sat.i64(i64 %x, i64 %y)
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ret i64 %tmp
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}
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define i4 @func3(i4 %x, i4 %y) nounwind {
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; X86-LABEL: func3:
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; X86: # %bb.0:
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; X86-NEXT: movb {{[0-9]+}}(%esp), %al
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; X86-NEXT: movb {{[0-9]+}}(%esp), %dl
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; X86-NEXT: shlb $4, %dl
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; X86-NEXT: shlb $4, %al
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; X86-NEXT: xorl %ecx, %ecx
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; X86-NEXT: movb %al, %ah
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; X86-NEXT: subb %dl, %ah
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; X86-NEXT: setns %cl
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; X86-NEXT: addl $127, %ecx
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; X86-NEXT: subb %dl, %al
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; X86-NEXT: movzbl %al, %eax
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; X86-NEXT: cmovol %ecx, %eax
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; X86-NEXT: sarb $4, %al
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; X86-NEXT: # kill: def $al killed $al killed $eax
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; X86-NEXT: retl
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;
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; X64-LABEL: func3:
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; X64: # %bb.0:
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; X64-NEXT: shlb $4, %sil
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; X64-NEXT: shlb $4, %dil
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; X64-NEXT: xorl %ecx, %ecx
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: subb %sil, %al
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; X64-NEXT: setns %cl
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; X64-NEXT: addl $127, %ecx
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; X64-NEXT: subb %sil, %dil
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; X64-NEXT: movzbl %dil, %eax
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; X64-NEXT: cmovol %ecx, %eax
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; X64-NEXT: sarb $4, %al
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; X64-NEXT: # kill: def $al killed $al killed $eax
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; X64-NEXT: retq
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%tmp = call i4 @llvm.ssub.sat.i4(i4 %x, i4 %y)
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ret i4 %tmp
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}
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define <4 x i32> @vec(<4 x i32> %x, <4 x i32> %y) nounwind {
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; X86-LABEL: vec:
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; X86: # %bb.0:
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; X86-NEXT: pushl %ebp
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; X86-NEXT: pushl %ebx
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; X86-NEXT: pushl %edi
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; X86-NEXT: pushl %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: movl %ecx, %esi
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; X86-NEXT: subl %edx, %esi
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; X86-NEXT: setns %al
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; X86-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF
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; X86-NEXT: subl %edx, %ecx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
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; X86-NEXT: cmovol %eax, %ecx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: movl %edx, %edi
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; X86-NEXT: subl %esi, %edi
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; X86-NEXT: setns %al
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; X86-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF
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; X86-NEXT: subl %esi, %edx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
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; X86-NEXT: cmovol %eax, %edx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edi
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: movl %esi, %ebx
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; X86-NEXT: subl %edi, %ebx
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; X86-NEXT: setns %al
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; X86-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF
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; X86-NEXT: subl %edi, %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edi
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; X86-NEXT: cmovol %eax, %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: xorl %ebx, %ebx
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; X86-NEXT: movl %edi, %ebp
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; X86-NEXT: subl %eax, %ebp
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; X86-NEXT: setns %bl
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; X86-NEXT: addl $2147483647, %ebx # imm = 0x7FFFFFFF
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; X86-NEXT: subl %eax, %edi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: cmovol %ebx, %edi
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; X86-NEXT: movl %ecx, 12(%eax)
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; X86-NEXT: movl %edx, 8(%eax)
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; X86-NEXT: movl %esi, 4(%eax)
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; X86-NEXT: movl %edi, (%eax)
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; X86-NEXT: popl %esi
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; X86-NEXT: popl %edi
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; X86-NEXT: popl %ebx
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; X86-NEXT: popl %ebp
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; X86-NEXT: retl $4
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;
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; X64-LABEL: vec:
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; X64: # %bb.0:
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; X64-NEXT: movdqa %xmm0, %xmm2
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; X64-NEXT: pxor %xmm3, %xmm3
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; X64-NEXT: pxor %xmm0, %xmm0
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; X64-NEXT: pcmpgtd %xmm1, %xmm0
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; X64-NEXT: pcmpeqd %xmm4, %xmm4
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; X64-NEXT: pxor %xmm4, %xmm0
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; X64-NEXT: pxor %xmm5, %xmm5
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; X64-NEXT: pcmpgtd %xmm2, %xmm5
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; X64-NEXT: pxor %xmm4, %xmm5
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; X64-NEXT: pcmpeqd %xmm5, %xmm0
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; X64-NEXT: psubd %xmm1, %xmm2
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; X64-NEXT: pcmpgtd %xmm2, %xmm3
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; X64-NEXT: movdqa %xmm3, %xmm1
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; X64-NEXT: pxor %xmm4, %xmm1
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; X64-NEXT: pcmpeqd %xmm5, %xmm1
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; X64-NEXT: pxor %xmm4, %xmm1
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; X64-NEXT: pandn %xmm1, %xmm0
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; X64-NEXT: movdqa %xmm3, %xmm1
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; X64-NEXT: pandn {{.*}}(%rip), %xmm1
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; X64-NEXT: psrld $1, %xmm3
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; X64-NEXT: por %xmm1, %xmm3
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; X64-NEXT: pand %xmm0, %xmm3
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; X64-NEXT: pandn %xmm2, %xmm0
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; X64-NEXT: por %xmm3, %xmm0
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; X64-NEXT: retq
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%tmp = call <4 x i32> @llvm.ssub.sat.v4i32(<4 x i32> %x, <4 x i32> %y)
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ret <4 x i32> %tmp
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}
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