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| author | Craig Topper <craig.topper@gmail.com> | 2011-10-21 06:55:01 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2011-10-21 06:55:01 +0000 |
| commit | b4c945716f232ee07ec6fd3e1146175801fa1278 (patch) | |
| tree | 806338b8341599b932b4d4ba3fa110f4fe7af897 /test/CodeGen/X86/bmi.ll | |
| parent | db35087d21f09fdde81cab7e12fc0bcd8b7d00e9 (diff) | |
| download | external_llvm-b4c945716f232ee07ec6fd3e1146175801fa1278.zip external_llvm-b4c945716f232ee07ec6fd3e1146175801fa1278.tar.gz external_llvm-b4c945716f232ee07ec6fd3e1146175801fa1278.tar.bz2 | |
Remove intrinsics for X86 BLSI, BLSMSK, and BLSR intrinsics and replace with custom isel lowering code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142642 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/bmi.ll')
| -rw-r--r-- | test/CodeGen/X86/bmi.ll | 42 |
1 files changed, 18 insertions, 24 deletions
diff --git a/test/CodeGen/X86/bmi.ll b/test/CodeGen/X86/bmi.ll index 4b40d90..69cf736 100644 --- a/test/CodeGen/X86/bmi.ll +++ b/test/CodeGen/X86/bmi.ll @@ -89,59 +89,53 @@ define i64 @bzhi64(i64 %x, i64 %y) nounwind readnone { declare i64 @llvm.x86.bmi.bzhi.64(i64, i64) nounwind readnone define i32 @blsi32(i32 %x) nounwind readnone { - %tmp = tail call i32 @llvm.x86.bmi.blsi.32(i32 %x) - ret i32 %tmp + %tmp = sub i32 0, %x + %tmp2 = and i32 %x, %tmp + ret i32 %tmp2 ; CHECK: blsi32: ; CHECK: blsil } -declare i32 @llvm.x86.bmi.blsi.32(i32) nounwind readnone - define i64 @blsi64(i64 %x) nounwind readnone { - %tmp = tail call i64 @llvm.x86.bmi.blsi.64(i64 %x) - ret i64 %tmp + %tmp = sub i64 0, %x + %tmp2 = and i64 %tmp, %x + ret i64 %tmp2 ; CHECK: blsi64: ; CHECK: blsiq } -declare i64 @llvm.x86.bmi.blsi.64(i64) nounwind readnone - define i32 @blsmsk32(i32 %x) nounwind readnone { - %tmp = tail call i32 @llvm.x86.bmi.blsmsk.32(i32 %x) - ret i32 %tmp + %tmp = sub i32 %x, 1 + %tmp2 = xor i32 %x, %tmp + ret i32 %tmp2 ; CHECK: blsmsk32: ; CHECK: blsmskl } -declare i32 @llvm.x86.bmi.blsmsk.32(i32) nounwind readnone - define i64 @blsmsk64(i64 %x) nounwind readnone { - %tmp = tail call i64 @llvm.x86.bmi.blsmsk.64(i64 %x) - ret i64 %tmp + %tmp = sub i64 %x, 1 + %tmp2 = xor i64 %tmp, %x + ret i64 %tmp2 ; CHECK: blsmsk64: ; CHECK: blsmskq } -declare i64 @llvm.x86.bmi.blsmsk.64(i64) nounwind readnone - define i32 @blsr32(i32 %x) nounwind readnone { - %tmp = tail call i32 @llvm.x86.bmi.blsr.32(i32 %x) - ret i32 %tmp + %tmp = sub i32 %x, 1 + %tmp2 = and i32 %x, %tmp + ret i32 %tmp2 ; CHECK: blsr32: ; CHECK: blsrl } -declare i32 @llvm.x86.bmi.blsr.32(i32) nounwind readnone - define i64 @blsr64(i64 %x) nounwind readnone { - %tmp = tail call i64 @llvm.x86.bmi.blsr.64(i64 %x) - ret i64 %tmp + %tmp = sub i64 %x, 1 + %tmp2 = and i64 %tmp, %x + ret i64 %tmp2 ; CHECK: blsr64: ; CHECK: blsrq } -declare i64 @llvm.x86.bmi.blsr.64(i64) nounwind readnone - define i32 @pdep32(i32 %x, i32 %y) nounwind readnone { %tmp = tail call i32 @llvm.x86.bmi.pdep.32(i32 %x, i32 %y) ret i32 %tmp |