derek.holloway
7502bf64a4
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103 lines
4.3 KiB
LLVM
103 lines
4.3 KiB
LLVM
; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
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; FUNC-LABEL: {{^}}v_fsub_f32:
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
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define amdgpu_kernel void @v_fsub_f32(ptr addrspace(1) %out, ptr addrspace(1) %in) {
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%b_ptr = getelementptr float, ptr addrspace(1) %in, i32 1
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%a = load float, ptr addrspace(1) %in, align 4
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%b = load float, ptr addrspace(1) %b_ptr, align 4
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%result = fsub float %a, %b
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store float %result, ptr addrspace(1) %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}s_fsub_f32:
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; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[2].Z, -KC0[2].W
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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define amdgpu_kernel void @s_fsub_f32(ptr addrspace(1) %out, float %a, float %b) {
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%sub = fsub float %a, %b
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store float %sub, ptr addrspace(1) %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}fsub_v2f32:
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; R600-DAG: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[3].X, -KC0[3].Z
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; R600-DAG: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[2].W, -KC0[3].Y
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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define amdgpu_kernel void @fsub_v2f32(ptr addrspace(1) %out, <2 x float> %a, <2 x float> %b) {
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%sub = fsub <2 x float> %a, %b
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store <2 x float> %sub, ptr addrspace(1) %out, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}v_fsub_v4f32:
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; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
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; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
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; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
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; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
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define amdgpu_kernel void @v_fsub_v4f32(ptr addrspace(1) %out, ptr addrspace(1) %in) {
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%b_ptr = getelementptr <4 x float>, ptr addrspace(1) %in, i32 1
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%a = load <4 x float>, ptr addrspace(1) %in, align 16
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%b = load <4 x float>, ptr addrspace(1) %b_ptr, align 16
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%result = fsub <4 x float> %a, %b
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store <4 x float> %result, ptr addrspace(1) %out, align 16
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ret void
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}
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; FUNC-LABEL: {{^}}s_fsub_v4f32:
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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; SI: v_sub_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
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; SI: s_endpgm
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define amdgpu_kernel void @s_fsub_v4f32(ptr addrspace(1) %out, <4 x float> %a, <4 x float> %b) {
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%result = fsub <4 x float> %a, %b
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store <4 x float> %result, ptr addrspace(1) %out, align 16
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ret void
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}
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; FUNC-LABEL: {{^}}v_fneg_fsub_f32:
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; SI: v_sub_f32_e32 [[SUB:v[0-9]+]], {{v[0-9]+}}, {{v[0-9]+}}
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; SI: v_xor_b32_e32 v{{[0-9]+}}, 0x80000000, [[SUB]]
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define amdgpu_kernel void @v_fneg_fsub_f32(ptr addrspace(1) %out, ptr addrspace(1) %in) {
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%b_ptr = getelementptr float, ptr addrspace(1) %in, i32 1
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%a = load float, ptr addrspace(1) %in, align 4
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%b = load float, ptr addrspace(1) %b_ptr, align 4
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%result = fsub float %a, %b
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%neg.result = fsub float -0.0, %result
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store float %neg.result, ptr addrspace(1) %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}v_fneg_fsub_nsz_f32:
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; SI: v_sub_f32_e32 [[SUB:v[0-9]+]], {{v[0-9]+}}, {{v[0-9]+}}
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; SI-NOT: xor
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define amdgpu_kernel void @v_fneg_fsub_nsz_f32(ptr addrspace(1) %out, ptr addrspace(1) %in) {
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%b_ptr = getelementptr float, ptr addrspace(1) %in, i32 1
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%a = load float, ptr addrspace(1) %in, align 4
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%b = load float, ptr addrspace(1) %b_ptr, align 4
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%result = fsub nsz float %a, %b
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%neg.result = fsub float -0.0, %result
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store float %neg.result, ptr addrspace(1) %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}v_fsub_0_nsz_flag_f32:
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; SI-NOT: v_sub
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define amdgpu_kernel void @v_fsub_0_nsz_flag_f32(ptr addrspace(1) %out, ptr addrspace(1) %in) {
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%a = load float, ptr addrspace(1) %in, align 4
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%result = fsub nsz float %a, 0.0
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store float %result, ptr addrspace(1) %out, align 4
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ret void
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}
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