1 ; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=EG --check-prefix=FUNC
2 ; RUN: llc < %s -march=r600 -mcpu=cayman | FileCheck %s --check-prefix=CM --check-prefix=FUNC
3 ; RUN: llc < %s -march=amdgcn -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI --check-prefix=FUNC
4 ; RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck %s --check-prefix=SI --check-prefix=FUNC
6 ; FUNC-LABEL: {{^}}i32_mul24:
7 ; Signed 24-bit multiply is not supported on pre-Cayman GPUs.
9 ; Make sure we are not masking the inputs
14 define void @i32_mul24(i32 addrspace(1)* %out, i32 %a, i32 %b) {
17 %a_24 = ashr i32 %0, 8
19 %b_24 = ashr i32 %1, 8
20 %2 = mul i32 %a_24, %b_24
21 store i32 %2, i32 addrspace(1)* %out