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[msan] Add a test for vector compare x86 intrinsics.

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This was actually meant to go in with r267966, but I forgot to
git add the file. Better late than never.

llvm-svn: 270515
This commit is contained in:
Evgeniy Stepanov 2016-05-24 00:04:23 +00:00
parent ea286f8613
commit 96274274e7
1 changed files with 81 additions and 0 deletions
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81
test/Instrumentation/MemorySanitizer/vector_cmp.ll Normal file
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; RUN: opt < %s -msan -msan-check-access-address=0 -S | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
declare <4 x float> @llvm.x86.sse.cmp.ss(<4 x float>, <4 x float>, i8) nounwind readnone
declare <4 x float> @llvm.x86.sse.cmp.ps(<4 x float>, <4 x float>, i8) nounwind readnone
declare <2 x double> @llvm.x86.sse2.cmp.sd(<2 x double>, <2 x double>, i8) nounwind readnone
declare i32 @llvm.x86.sse.comineq.ss(<4 x float>, <4 x float>) nounwind readnone
declare i32 @llvm.x86.sse2.ucomilt.sd(<2 x double>, <2 x double>) nounwind readnone
define <4 x float> @test_sse_cmp_ss(<4 x float> %a, <4 x float> %b) sanitize_memory {
entry:
%0 = tail call <4 x float> @llvm.x86.sse.cmp.ss(<4 x float> %a, <4 x float> %b, i8 4)
ret <4 x float> %0
}
; CHECK-LABEL: @test_sse_cmp_ss
; CHECK: %[[A:.*]] = or <4 x i32>
; CHECK: %[[B:.*]] = extractelement <4 x i32> %[[A]], i64 0
; CHECK: %[[C:.*]] = icmp ne i32 %[[B]], 0
; CHECK: %[[D:.*]] = sext i1 %[[C]] to i128
; CHECK: %[[E:.*]] = bitcast i128 %[[D]] to <4 x i32>
; CHECK: store <4 x i32> %[[E]]
define <4 x float> @test_sse_cmp_ps(<4 x float> %a, <4 x float> %b) sanitize_memory {
entry:
%0 = tail call <4 x float> @llvm.x86.sse.cmp.ps(<4 x float> %a, <4 x float> %b, i8 4)
ret <4 x float> %0
}
; CHECK-LABEL: @test_sse_cmp_ps
; CHECK: %[[A:.*]] = or <4 x i32>
; CHECK: %[[B:.*]] = icmp ne <4 x i32> %[[A]], zeroinitializer
; CHECK: %[[C:.*]] = sext <4 x i1> %[[B]] to <4 x i32>
; CHECK: store <4 x i32> %[[C]]
define <2 x double> @test_sse2_cmp_sd(<2 x double> %a, <2 x double> %b) sanitize_memory {
entry:
%0 = tail call <2 x double> @llvm.x86.sse2.cmp.sd(<2 x double> %a, <2 x double> %b, i8 4)
ret <2 x double> %0
}
; CHECK-LABEL: @test_sse2_cmp_sd
; CHECK: %[[A:.*]] = or <2 x i64>
; CHECK: %[[B:.*]] = extractelement <2 x i64> %[[A]], i64 0
; CHECK: %[[C:.*]] = icmp ne i64 %[[B]], 0
; CHECK: %[[D:.*]] = sext i1 %[[C]] to i128
; CHECK: %[[E:.*]] = bitcast i128 %[[D]] to <2 x i64>
; CHECK: store <2 x i64> %[[E]]
define i32 @test_sse_comineq_ss(<4 x float> %a, <4 x float> %b) sanitize_memory {
entry:
%0 = tail call i32 @llvm.x86.sse.comineq.ss(<4 x float> %a, <4 x float> %b)
ret i32 %0
}
; CHECK-LABEL: @test_sse_comineq_ss
; CHECK: %[[A:.*]] = or <4 x i32>
; CHECK: %[[B:.*]] = extractelement <4 x i32> %[[A]], i64 0
; CHECK: %[[C:.*]] = icmp ne i32 %[[B]], 0
; CHECK: %[[D:.*]] = sext i1 %[[C]] to i32
; CHECK: store i32 %[[D]]
define i32 @test_sse2_ucomilt_sd(<2 x double> %a, <2 x double> %b) sanitize_memory {
entry:
%0 = tail call i32 @llvm.x86.sse2.ucomilt.sd(<2 x double> %a, <2 x double> %b)
ret i32 %0
}
; CHECK-LABEL: @test_sse2_ucomilt_sd
; CHECK: %[[A:.*]] = or <2 x i64>
; CHECK: %[[B:.*]] = extractelement <2 x i64> %[[A]], i64 0
; CHECK: %[[C:.*]] = icmp ne i64 %[[B]], 0
; CHECK: %[[D:.*]] = sext i1 %[[C]] to i32
; CHECK: store i32 %[[D]]