59 lines
1.5 KiB
LLVM
59 lines
1.5 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X64
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define i64 @test_sub_i64(i64 %arg1, i64 %arg2) {
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; X64-LABEL: test_sub_i64:
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; X64: # %bb.0:
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: subq %rsi, %rax
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; X64-NEXT: retq
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%ret = sub i64 %arg1, %arg2
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ret i64 %ret
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}
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define i32 @test_sub_i32(i32 %arg1, i32 %arg2) {
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; X64-LABEL: test_sub_i32:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: subl %esi, %eax
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; X64-NEXT: retq
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%ret = sub i32 %arg1, %arg2
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ret i32 %ret
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}
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define i16 @test_sub_i16(i16 %arg1, i16 %arg2) {
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; X64-LABEL: test_sub_i16:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: subw %si, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%ret = sub i16 %arg1, %arg2
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ret i16 %ret
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}
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define i8 @test_sub_i8(i8 %arg1, i8 %arg2) {
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; X64-LABEL: test_sub_i8:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: subb %sil, %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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%ret = sub i8 %arg1, %arg2
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ret i8 %ret
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}
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define i32 @test_sub_i1(i32 %arg1, i32 %arg2) {
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; X64-LABEL: test_sub_i1:
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; X64: # %bb.0:
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; X64-NEXT: subb %sil, %dil
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; X64-NEXT: movzbl %dil, %eax
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; X64-NEXT: andl $1, %eax
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; X64-NEXT: retq
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%a1 = trunc i32 %arg1 to i1
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%a2 = trunc i32 %arg2 to i1
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%x = sub i1 %a1 , %a2
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%ret = zext i1 %x to i32
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ret i32 %ret
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}
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