forked from OSchip/llvm-project
151 lines
3.9 KiB
LLVM
151 lines
3.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=x86_64-unknown-linux-gnu %s -o - | FileCheck %s
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define i32 @xori64i32(i64 %a) {
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; CHECK-LABEL: xori64i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movq %rdi, %rax
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; CHECK-NEXT: sarq $63, %rax
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; CHECK-NEXT: xorl $2147483647, %eax # imm = 0x7FFFFFFF
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; CHECK-NEXT: # kill: def $eax killed $eax killed $rax
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; CHECK-NEXT: retq
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%shr4 = ashr i64 %a, 63
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%conv5 = trunc i64 %shr4 to i32
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%xor = xor i32 %conv5, 2147483647
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ret i32 %xor
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}
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define i64 @selecti64i64(i64 %a) {
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; CHECK-LABEL: selecti64i64:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movq %rdi, %rax
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; CHECK-NEXT: sarq $63, %rax
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; CHECK-NEXT: xorq $2147483647, %rax # imm = 0x7FFFFFFF
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; CHECK-NEXT: retq
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%c = icmp sgt i64 %a, -1
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%s = select i1 %c, i64 2147483647, i64 -2147483648
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ret i64 %s
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}
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define i32 @selecti64i32(i64 %a) {
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; CHECK-LABEL: selecti64i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: xorl %ecx, %ecx
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; CHECK-NEXT: testq %rdi, %rdi
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; CHECK-NEXT: setns %cl
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; CHECK-NEXT: movl $-2147483648, %eax # imm = 0x80000000
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; CHECK-NEXT: subl %ecx, %eax
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; CHECK-NEXT: retq
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%c = icmp sgt i64 %a, -1
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%s = select i1 %c, i32 2147483647, i32 -2147483648
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ret i32 %s
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}
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define i64 @selecti32i64(i32 %a) {
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; CHECK-LABEL: selecti32i64:
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; CHECK: # %bb.0:
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; CHECK-NEXT: sarl $31, %edi
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; CHECK-NEXT: movslq %edi, %rax
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; CHECK-NEXT: xorq $2147483647, %rax # imm = 0x7FFFFFFF
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; CHECK-NEXT: retq
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%c = icmp sgt i32 %a, -1
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%s = select i1 %c, i64 2147483647, i64 -2147483648
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ret i64 %s
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}
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define i8 @xori32i8(i32 %a) {
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; CHECK-LABEL: xori32i8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %edi, %eax
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; CHECK-NEXT: sarl $31, %eax
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; CHECK-NEXT: xorb $84, %al
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; CHECK-NEXT: # kill: def $al killed $al killed $eax
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; CHECK-NEXT: retq
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%shr4 = ashr i32 %a, 31
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%conv5 = trunc i32 %shr4 to i8
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%xor = xor i8 %conv5, 84
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ret i8 %xor
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}
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define i32 @selecti32i32(i32 %a) {
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; CHECK-LABEL: selecti32i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %edi, %eax
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; CHECK-NEXT: sarl $31, %eax
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; CHECK-NEXT: xorl $84, %eax
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; CHECK-NEXT: retq
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%c = icmp sgt i32 %a, -1
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%s = select i1 %c, i32 84, i32 -85
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ret i32 %s
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}
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define i8 @selecti32i8(i32 %a) {
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; CHECK-LABEL: selecti32i8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %edi, %eax
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; CHECK-NEXT: sarl $31, %eax
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; CHECK-NEXT: xorb $84, %al
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; CHECK-NEXT: # kill: def $al killed $al killed $eax
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; CHECK-NEXT: retq
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%c = icmp sgt i32 %a, -1
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%s = select i1 %c, i8 84, i8 -85
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ret i8 %s
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}
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define i32 @selecti8i32(i8 %a) {
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; CHECK-LABEL: selecti8i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: sarb $7, %dil
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; CHECK-NEXT: movsbl %dil, %eax
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; CHECK-NEXT: xorl $84, %eax
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; CHECK-NEXT: retq
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%c = icmp sgt i8 %a, -1
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%s = select i1 %c, i32 84, i32 -85
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ret i32 %s
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}
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define i32 @icmpasreq(i32 %input, i32 %a, i32 %b) {
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; CHECK-LABEL: icmpasreq:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %esi, %eax
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; CHECK-NEXT: testl %edi, %edi
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; CHECK-NEXT: cmovnsl %edx, %eax
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; CHECK-NEXT: retq
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%sh = ashr i32 %input, 31
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%c = icmp eq i32 %sh, -1
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%s = select i1 %c, i32 %a, i32 %b
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ret i32 %s
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}
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define i32 @icmpasrne(i32 %input, i32 %a, i32 %b) {
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; CHECK-LABEL: icmpasrne:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %esi, %eax
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; CHECK-NEXT: testl %edi, %edi
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; CHECK-NEXT: cmovsl %edx, %eax
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; CHECK-NEXT: retq
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%sh = ashr i32 %input, 31
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%c = icmp ne i32 %sh, -1
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%s = select i1 %c, i32 %a, i32 %b
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ret i32 %s
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}
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define i32 @oneusecmp(i32 %a, i32 %b, i32 %d) {
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; CHECK-LABEL: oneusecmp:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl %edi, %eax
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; CHECK-NEXT: sarl $31, %eax
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; CHECK-NEXT: xorl $127, %eax
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; CHECK-NEXT: testl %edi, %edi
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; CHECK-NEXT: cmovsl %edx, %esi
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; CHECK-NEXT: addl %esi, %eax
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; CHECK-NEXT: retq
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%c = icmp sle i32 %a, -1
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%s = select i1 %c, i32 -128, i32 127
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%s2 = select i1 %c, i32 %d, i32 %b
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%x = add i32 %s, %s2
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ret i32 %x
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}
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