1 ; RUN: llc -mtriple=amdgcn < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
2 ; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
3 ; RUN: llc -mtriple=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
5 ; FUNC-LABEL: {{^}}fmul_f32:
8 ; R600: MUL_IEEE {{\** *}}{{T[0-9]+\.[XYZW]}}, KC0[2].Z, KC0[2].W
9 define amdgpu_kernel void @fmul_f32(ptr addrspace(1) %out, float %a, float %b) {
11 %0 = fmul float %a, %b
12 store float %0, ptr addrspace(1) %out
16 ; FUNC-LABEL: {{^}}fmul_v2f32:
20 ; R600: MUL_IEEE {{\** *}}T{{[0-9]+\.[XYZW]}}
21 ; R600: MUL_IEEE {{\** *}}T{{[0-9]+\.[XYZW]}}
22 define amdgpu_kernel void @fmul_v2f32(ptr addrspace(1) %out, <2 x float> %a, <2 x float> %b) {
24 %0 = fmul <2 x float> %a, %b
25 store <2 x float> %0, ptr addrspace(1) %out
29 ; FUNC-LABEL: {{^}}fmul_v4f32:
35 ; R600: MUL_IEEE {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
36 ; R600: MUL_IEEE {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
37 ; R600: MUL_IEEE {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
38 ; R600: MUL_IEEE {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
39 define amdgpu_kernel void @fmul_v4f32(ptr addrspace(1) %out, ptr addrspace(1) %in) {
40 %b_ptr = getelementptr <4 x float>, ptr addrspace(1) %in, i32 1
41 %a = load <4 x float>, ptr addrspace(1) %in
42 %b = load <4 x float>, ptr addrspace(1) %b_ptr
43 %result = fmul <4 x float> %a, %b
44 store <4 x float> %result, ptr addrspace(1) %out
48 ; FUNC-LABEL: {{^}}test_mul_2_k:
52 define amdgpu_kernel void @test_mul_2_k(ptr addrspace(1) %out, float %x) #0 {
53 %y = fmul float %x, 2.0
54 %z = fmul float %y, 3.0
55 store float %z, ptr addrspace(1) %out
59 ; FUNC-LABEL: {{^}}test_mul_2_k_inv:
64 define amdgpu_kernel void @test_mul_2_k_inv(ptr addrspace(1) %out, float %x) #0 {
65 %y = fmul float %x, 3.0
66 %z = fmul float %y, 2.0
67 store float %z, ptr addrspace(1) %out
71 ; There should be three multiplies here; %a should be used twice (once
72 ; negated), not duplicated into mul x, 5.0 and mul x, -5.0.
73 ; FUNC-LABEL: {{^}}test_mul_twouse:
78 define amdgpu_kernel void @test_mul_twouse(ptr addrspace(1) %out, float %x, float %y) #0 {
79 %a = fmul float %x, 5.0
80 %b = fsub float -0.0, %a
81 %c = fmul float %b, %y
82 %d = fmul float %c, %a
83 store float %d, ptr addrspace(1) %out
87 attributes #0 = { nounwind }