diff options
| author | David Majnemer <david.majnemer@gmail.com> | 2014-07-02 06:14:13 +0000 |
|---|---|---|
| committer | David Majnemer <david.majnemer@gmail.com> | 2014-07-02 06:14:13 +0000 |
| commit | e18d302ef4d6423dd82d624eb2da15b14219c979 (patch) | |
| tree | 395fbd5817c2803a9db3106fe6b72c889ef06230 /llvm/test/Transforms | |
| parent | bdeef602e9916ed0b3da64646b91a199adef01e2 (diff) | |
| download | bcm5719-llvm-e18d302ef4d6423dd82d624eb2da15b14219c979.tar.gz bcm5719-llvm-e18d302ef4d6423dd82d624eb2da15b14219c979.zip | |
InstCombine: Add a vector variant test for PR20186
No functional change, just adding more test coverage that was meant to
go in with r212164.
llvm-svn: 212165
Diffstat (limited to 'llvm/test/Transforms')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/sub.ll | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/llvm/test/Transforms/InstCombine/sub.ll b/llvm/test/Transforms/InstCombine/sub.ll index a9dffe793a1..5ff0ed5b40c 100644 --- a/llvm/test/Transforms/InstCombine/sub.ll +++ b/llvm/test/Transforms/InstCombine/sub.ll @@ -445,13 +445,14 @@ define <2 x i64> @test36(<2 x i64> %A) { ; CHECK-NEXT: ret <2 x i64> %sub } -define <2 x i64> @test37(<2 x i64> %A) { - %shl = shl <2 x i64> %A, <i64 3, i64 4> - %sub = sub <2 x i64> %shl, %A - ret <2 x i64> %sub +define <2 x i32> @test37(<2 x i32> %A) { + %div = sdiv <2 x i32> %A, <i32 -2147483648, i32 -2147483648> + %sub = sub nsw <2 x i32> zeroinitializer, %div + ret <2 x i32> %sub ; CHECK-LABEL: @test37( -; CHECK-NEXT: %sub = mul <2 x i64> %A, <i64 7, i64 15> -; CHECK-NEXT: ret <2 x i64> %sub +; CHECK-NEXT: [[DIV:%.*]] = sdiv <2 x i32> %A, <i32 -2147483648, i32 -2147483648> +; CHECK-NEXT: [[SUB:%.*]] = sub nsw <2 x i32> zeroinitializer, %div +; CHECK-NEXT: ret <2 x i32> [[SUB]] } define i32 @test38(i32 %A) { |
