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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-05-09 00:55:21 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-05-09 00:55:21 +0000 |
| commit | a284acb8a79468f378452826b2426b4bcdc27e94 (patch) | |
| tree | a32c63716478119a1dd32b87b4d2df53ffbc020d /test/CodeGen/Mips/shift-parts.ll | |
| parent | 220ee59b90c41b5811dddac4d6a2c2dadbb4c0c2 (diff) | |
| download | external_llvm-a284acb8a79468f378452826b2426b4bcdc27e94.zip external_llvm-a284acb8a79468f378452826b2426b4bcdc27e94.tar.gz external_llvm-a284acb8a79468f378452826b2426b4bcdc27e94.tar.bz2 | |
Expand 64-bit shifts if target ABI is O32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156457 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Mips/shift-parts.ll')
| -rw-r--r-- | test/CodeGen/Mips/shift-parts.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/shift-parts.ll b/test/CodeGen/Mips/shift-parts.ll new file mode 100644 index 0000000..38cbf28 --- /dev/null +++ b/test/CodeGen/Mips/shift-parts.ll @@ -0,0 +1,29 @@ +; RUN: llc -march=mipsel < %s | FileCheck %s + +define i64 @shl0(i64 %a, i32 %b) nounwind readnone { +entry: +; CHECK: shl0 +; CHECK-NOT: lw $25, %call16(__ + %sh_prom = zext i32 %b to i64 + %shl = shl i64 %a, %sh_prom + ret i64 %shl +} + +define i64 @shr1(i64 %a, i32 %b) nounwind readnone { +entry: +; CHECK: shr1 +; CHECK-NOT: lw $25, %call16(__ + %sh_prom = zext i32 %b to i64 + %shr = lshr i64 %a, %sh_prom + ret i64 %shr +} + +define i64 @sra2(i64 %a, i32 %b) nounwind readnone { +entry: +; CHECK: sra2 +; CHECK-NOT: lw $25, %call16(__ + %sh_prom = zext i32 %b to i64 + %shr = ashr i64 %a, %sh_prom + ret i64 %shr +} + |