diff options
Diffstat (limited to 'test/Transforms/InstCombine/preserve-sminmax.ll')
| -rw-r--r-- | test/Transforms/InstCombine/preserve-sminmax.ll | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/test/Transforms/InstCombine/preserve-sminmax.ll b/test/Transforms/InstCombine/preserve-sminmax.ll index dbfd56a..00232cc 100644 --- a/test/Transforms/InstCombine/preserve-sminmax.ll +++ b/test/Transforms/InstCombine/preserve-sminmax.ll @@ -1,4 +1,4 @@ -; RUN: opt < %s -instcombine -S | grep { i32 \[%\]sd, \[\[:alnum:\]\]* \\?1\\>} | count 4 +; RUN: opt < %s -instcombine -S | FileCheck %s ; Instcombine normally would fold the sdiv into the comparison, ; making "icmp slt i32 %h, 2", but in this case the sdiv has @@ -13,6 +13,11 @@ define i32 @foo(i32 %h) { ret i32 %r } +; CHECK: %sd = sdiv i32 %h, 2 +; CHECK: %t = icmp slt i32 %sd, 1 +; CHECK: %r = select i1 %t, i32 %sd, i32 1 +; CHECK: ret i32 %r + define i32 @bar(i32 %h) { %sd = sdiv i32 %h, 2 %t = icmp sgt i32 %sd, 1 @@ -20,3 +25,8 @@ define i32 @bar(i32 %h) { ret i32 %r } +; CHECK: %sd = sdiv i32 %h, 2 +; CHECK: %t = icmp sgt i32 %sd, 1 +; CHECK: %r = select i1 %t, i32 %sd, i32 1 +; CHECK: ret i32 %r + |
