forked from OSchip/llvm-project
41 lines
1.3 KiB
LLVM
41 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-- | FileCheck %s --check-prefixes=CHECK,X86
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; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s --check-prefixes=CHECK,X64
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define i32 @fold_add_freeze_i32() {
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; CHECK-LABEL: fold_add_freeze_i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl $-1, %eax
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; CHECK-NEXT: ret{{[l|q]}}
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%1 = add i32 0, 0
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%2 = freeze i32 %1
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%3 = add i32 0, -1
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%4 = freeze i32 %3
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%5 = add i32 %2, %4
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ret i32 %5
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}
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define <4 x i32> @fold_add_freeze_v4i32() {
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; X86-LABEL: fold_add_freeze_v4i32:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $-1, 12(%eax)
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; X86-NEXT: movl $-1, 8(%eax)
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; X86-NEXT: movl $-1, 4(%eax)
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; X86-NEXT: movl $-1, (%eax)
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; X86-NEXT: retl $4
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;
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; X64-LABEL: fold_add_freeze_v4i32:
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; X64: # %bb.0:
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; X64-NEXT: pcmpeqd %xmm0, %xmm0
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; X64-NEXT: retq
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%1 = insertelement <4 x i32> poison, i32 0, i32 0
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%2 = shufflevector <4 x i32> %1, <4 x i32> poison, <4 x i32> zeroinitializer
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%3 = freeze <4 x i32> %2
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%4 = insertelement <4 x i32> poison, i32 -1, i32 0
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%5 = shufflevector <4 x i32> %4, <4 x i32> poison, <4 x i32> zeroinitializer
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%6 = freeze <4 x i32> %5
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%7 = add <4 x i32> %3, %6
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ret <4 x i32> %7
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}
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