diff options
| author | Stephen Hines <srhines@google.com> | 2014-07-21 00:45:20 -0700 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2014-07-21 00:45:20 -0700 |
| commit | c6a4f5e819217e1e12c458aed8e7b122e23a3a58 (patch) | |
| tree | 81b7dd2bb4370a392f31d332a566c903b5744764 /test/CodeGen/R600/usubo.ll | |
| parent | 19c6fbb3e8aaf74093afa08013134b61fa08f245 (diff) | |
| download | external_llvm-c6a4f5e819217e1e12c458aed8e7b122e23a3a58.zip external_llvm-c6a4f5e819217e1e12c458aed8e7b122e23a3a58.tar.gz external_llvm-c6a4f5e819217e1e12c458aed8e7b122e23a3a58.tar.bz2 | |
Update LLVM for rebase to r212749.
Includes a cherry-pick of:
r212948 - fixes a small issue with atomic calls
Change-Id: Ib97bd980b59f18142a69506400911a6009d9df18
Diffstat (limited to 'test/CodeGen/R600/usubo.ll')
| -rw-r--r-- | test/CodeGen/R600/usubo.ll | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/test/CodeGen/R600/usubo.ll b/test/CodeGen/R600/usubo.ll new file mode 100644 index 0000000..d57a2c7 --- /dev/null +++ b/test/CodeGen/R600/usubo.ll @@ -0,0 +1,66 @@ +; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs< %s + +declare { i32, i1 } @llvm.usub.with.overflow.i32(i32, i32) nounwind readnone +declare { i64, i1 } @llvm.usub.with.overflow.i64(i64, i64) nounwind readnone + +; FUNC-LABEL: @usubo_i64_zext +define void @usubo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind { + %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind + %val = extractvalue { i64, i1 } %usub, 0 + %carry = extractvalue { i64, i1 } %usub, 1 + %ext = zext i1 %carry to i64 + %add2 = add i64 %val, %ext + store i64 %add2, i64 addrspace(1)* %out, align 8 + ret void +} + +; FUNC-LABEL: @s_usubo_i32 +; SI: S_SUB_I32 +define void @s_usubo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 %a, i32 %b) nounwind { + %usub = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b) nounwind + %val = extractvalue { i32, i1 } %usub, 0 + %carry = extractvalue { i32, i1 } %usub, 1 + store i32 %val, i32 addrspace(1)* %out, align 4 + store i1 %carry, i1 addrspace(1)* %carryout + ret void +} + +; FUNC-LABEL: @v_usubo_i32 +; SI: V_SUBREV_I32_e32 +define void @v_usubo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind { + %a = load i32 addrspace(1)* %aptr, align 4 + %b = load i32 addrspace(1)* %bptr, align 4 + %usub = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b) nounwind + %val = extractvalue { i32, i1 } %usub, 0 + %carry = extractvalue { i32, i1 } %usub, 1 + store i32 %val, i32 addrspace(1)* %out, align 4 + store i1 %carry, i1 addrspace(1)* %carryout + ret void +} + +; FUNC-LABEL: @s_usubo_i64 +; SI: S_SUB_I32 +; SI: S_SUBB_U32 +define void @s_usubo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 %a, i64 %b) nounwind { + %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind + %val = extractvalue { i64, i1 } %usub, 0 + %carry = extractvalue { i64, i1 } %usub, 1 + store i64 %val, i64 addrspace(1)* %out, align 8 + store i1 %carry, i1 addrspace(1)* %carryout + ret void +} + +; FUNC-LABEL: @v_usubo_i64 +; SI: V_SUB_I32 +; SI: V_SUBB_U32 +define void @v_usubo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind { + %a = load i64 addrspace(1)* %aptr, align 4 + %b = load i64 addrspace(1)* %bptr, align 4 + %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind + %val = extractvalue { i64, i1 } %usub, 0 + %carry = extractvalue { i64, i1 } %usub, 1 + store i64 %val, i64 addrspace(1)* %out, align 8 + store i1 %carry, i1 addrspace(1)* %carryout + ret void +} |