2020-11-11 00:06:59 +08:00
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; RUN: llc -march=amdgcn -mcpu=gfx900 -denormal-fp-math-f32=ieee < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GCN-DENORM %s
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; RUN: llc -march=amdgcn -mcpu=gfx900 -denormal-fp-math-f32=preserve-sign < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GCN-FLUSH %s
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2018-06-07 06:22:32 +08:00
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; GCN-LABEL: {{^}}div_1_by_x_25ulp:
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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; GCN-DAG: s_load_dword [[VAL:s[0-9]+]], s[{{[0-9:]+}}], 0x0{{$}}
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |[[VAL]]|, [[L]]
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; GCN-DENORM-DAG: v_cndmask_b32_e32 [[SCALE:v[0-9]+]], 1.0, [[S]], vcc
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; GCN-DENORM: v_mul_f32_e32 [[PRESCALED:v[0-9]+]], [[VAL]], [[SCALE]]
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; GCN-DENORM: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[PRESCALED]]
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; GCN-DENORM: v_mul_f32_e32 [[OUT:v[0-9]+]], [[SCALE]], [[RCP]]
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; GCN-FLUSH: v_rcp_f32_e32 [[OUT:v[0-9]+]], [[VAL]]
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2020-11-11 00:06:59 +08:00
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; GCN: global_store_dword v{{[0-9]+}}, [[OUT]], s{{\[[0-9]+:[0-9]+\]}}
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_1_by_x_25ulp(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%div = fdiv float 1.000000e+00, %load, !fpmath !0
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_minus_1_by_x_25ulp:
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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; GCN-DAG: s_load_dword [[VAL:s[0-9]+]], s[{{[0-9:]+}}], 0x0{{$}}
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |[[VAL]]|, [[L]]
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; GCN-DENORM-DAG: v_cndmask_b32_e32 [[SCALE:v[0-9]+]], 1.0, [[S]], vcc
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; GCN-DENORM: v_mul_f32_e64 [[PRESCALED:v[0-9]+]], [[VAL]], -[[SCALE]]
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; GCN-DENORM: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[PRESCALED]]
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; GCN-DENORM: v_mul_f32_e32 [[OUT:v[0-9]+]], [[SCALE]], [[RCP]]
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; GCN-FLUSH: v_rcp_f32_e64 [[OUT:v[0-9]+]], -[[VAL]]
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2020-11-11 00:06:59 +08:00
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; GCN: global_store_dword v{{[0-9]+}}, [[OUT]], s{{\[[0-9]+:[0-9]+\]}}
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_minus_1_by_x_25ulp(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%div = fdiv float -1.000000e+00, %load, !fpmath !0
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_1_by_minus_x_25ulp:
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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; GCN-DAG: s_load_dword [[VAL:s[0-9]+]], s[{{[0-9:]+}}], 0x0{{$}}
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |[[VAL]]|, [[L]]
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; GCN-DENORM-DAG: v_cndmask_b32_e32 [[SCALE:v[0-9]+]], 1.0, [[S]], vcc
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; GCN-DENORM: v_mul_f32_e64 [[PRESCALED:v[0-9]+]], -[[VAL]], [[SCALE]]
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; GCN-DENORM: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[PRESCALED]]
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; GCN-DENORM: v_mul_f32_e32 [[OUT:v[0-9]+]], [[SCALE]], [[RCP]]
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; GCN-FLUSH: v_rcp_f32_e64 [[OUT:v[0-9]+]], -[[VAL]]
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2020-11-11 00:06:59 +08:00
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; GCN: global_store_dword v{{[0-9]+}}, [[OUT]], s{{\[[0-9]+:[0-9]+\]}}
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_1_by_minus_x_25ulp(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%neg = fsub float -0.000000e+00, %load
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%div = fdiv float 1.000000e+00, %neg, !fpmath !0
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_minus_1_by_minus_x_25ulp:
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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; GCN-DAG: s_load_dword [[VAL:s[0-9]+]], s[{{[0-9:]+}}], 0x0{{$}}
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |[[VAL]]|, [[L]]
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; GCN-DENORM-DAG: v_cndmask_b32_e32 [[SCALE:v[0-9]+]], 1.0, [[S]], vcc
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; GCN-DENORM: v_mul_f32_e32 [[PRESCALED:v[0-9]+]], [[VAL]], [[SCALE]]
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; GCN-DENORM: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[PRESCALED]]
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; GCN-DENORM: v_mul_f32_e32 [[OUT:v[0-9]+]], [[SCALE]], [[RCP]]
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; GCN-FLUSH: v_rcp_f32_e32 [[OUT:v[0-9]+]], [[VAL]]
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2020-11-11 00:06:59 +08:00
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; GCN: global_store_dword v{{[0-9]+}}, [[OUT]], s{{\[[0-9]+:[0-9]+\]}}
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_minus_1_by_minus_x_25ulp(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%neg = fsub float -0.000000e+00, %load
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%div = fdiv float -1.000000e+00, %neg, !fpmath !0
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_v4_1_by_x_25ulp:
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; GCN-DAG: s_load_dwordx4 s{{\[}}[[VAL0:[0-9]+]]:[[VAL3:[0-9]+]]], s[{{[0-9:]+}}], 0x0{{$}}
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2018-09-11 19:56:50 +08:00
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; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-FLUSH: v_rcp_f32_e32 v[[OUT0:[0-9]+]], s[[VAL0]]
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; GCN-FLUSH: v_rcp_f32_e32
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; GCN-FLUSH: v_rcp_f32_e32
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; GCN-FLUSH: v_rcp_f32_e32 v[[OUT3:[0-9]+]], s[[VAL3]]
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2020-11-11 00:06:59 +08:00
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; GCN-FLUSH: global_store_dwordx4 v{{[0-9]+}}, v{{\[}}[[OUT0]]:[[OUT3]]], s{{\[[0-9]+:[0-9]+\]}}
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_v4_1_by_x_25ulp(<4 x float> addrspace(1)* %arg) {
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%load = load <4 x float>, <4 x float> addrspace(1)* %arg, align 16
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%div = fdiv <4 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>, %load, !fpmath !0
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store <4 x float> %div, <4 x float> addrspace(1)* %arg, align 16
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ret void
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}
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; GCN-LABEL: {{^}}div_v4_minus_1_by_x_25ulp:
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2020-11-11 00:06:59 +08:00
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; GCN-DAG: s_load_dwordx4 s{{\[}}[[VAL0:[0-9]+]]:[[VAL3:[0-9]+]]], s[{{[0-9:]+}}], 0x0{{$}}
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-01-04 03:55:32 +08:00
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, s{{[0-9]+}}, -v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, s{{[0-9]+}}, -v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, s{{[0-9]+}}, -v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, s{{[0-9]+}}, -v{{[0-9]+}}
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-FLUSH: v_rcp_f32_e64 v[[OUT0:[0-9]+]], -s[[VAL0]]
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; GCN-FLUSH: v_rcp_f32_e64
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; GCN-FLUSH: v_rcp_f32_e64
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; GCN-FLUSH: v_rcp_f32_e64 v[[OUT3:[0-9]+]], -s[[VAL3]]
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define amdgpu_kernel void @div_v4_minus_1_by_x_25ulp(<4 x float> addrspace(1)* %arg) {
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%load = load <4 x float>, <4 x float> addrspace(1)* %arg, align 16
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%div = fdiv <4 x float> <float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00>, %load, !fpmath !0
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store <4 x float> %div, <4 x float> addrspace(1)* %arg, align 16
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ret void
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}
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; GCN-LABEL: {{^}}div_v4_1_by_minus_x_25ulp:
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2020-11-11 00:06:59 +08:00
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; GCN-DAG: s_load_dwordx4 s{{\[}}[[VAL0:[0-9]+]]:[[VAL3:[0-9]+]]], s[{{[0-9:]+}}], 0x0{{$}}
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-10-14 20:01:10 +08:00
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; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
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2019-01-04 03:55:32 +08:00
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, -s{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, -s{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, -s{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, -s{{[0-9]+}}, v{{[0-9]+}}
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2018-06-07 06:22:32 +08:00
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_rcp_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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; GCN-DENORM-DAG: v_mul_f32_e32
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|
|
|
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e64 v[[OUT0:[0-9]+]], -s[[VAL0]]
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e64
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e64
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e64 v[[OUT3:[0-9]+]], -s[[VAL3]]
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN-FLUSH: global_store_dwordx4 v{{[0-9]+}}, v{{\[}}[[OUT0]]:[[OUT3]]], s{{\[[0-9]+:[0-9]+\]}}
|
2018-06-07 06:22:32 +08:00
|
|
|
define amdgpu_kernel void @div_v4_1_by_minus_x_25ulp(<4 x float> addrspace(1)* %arg) {
|
|
|
|
%load = load <4 x float>, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
%neg = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %load
|
|
|
|
%div = fdiv <4 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>, %neg, !fpmath !0
|
|
|
|
store <4 x float> %div, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_v4_minus_1_by_minus_x_25ulp:
|
|
|
|
; GCN-DAG: s_load_dwordx4 s{{\[}}[[VAL0:[0-9]+]]:[[VAL3:[0-9]+]]], s[{{[0-9:]+}}], 0x0{{$}}
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DENORM-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DENORM-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
2018-09-11 19:56:50 +08:00
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32
|
|
|
|
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e32 v[[OUT0:[0-9]+]], s[[VAL0]]
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e32
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e32
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e32 v[[OUT3:[0-9]+]], s[[VAL3]]
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN-FLUSH: global_store_dwordx4 v{{[0-9]+}}, v{{\[}}[[OUT0]]:[[OUT3]]], s{{\[[0-9]+:[0-9]+\]}}
|
2018-06-07 06:22:32 +08:00
|
|
|
define amdgpu_kernel void @div_v4_minus_1_by_minus_x_25ulp(<4 x float> addrspace(1)* %arg) {
|
|
|
|
%load = load <4 x float>, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
%neg = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %load
|
|
|
|
%div = fdiv <4 x float> <float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00>, %neg, !fpmath !0
|
|
|
|
store <4 x float> %div, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_v4_c_by_x_25ulp:
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, 2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, 2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
|
|
|
|
; GCN-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
|
|
|
|
|
|
|
|
; GCN-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
|
|
|
|
2018-09-11 19:56:50 +08:00
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
|
2019-01-04 03:55:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, s{{[0-9]+}}, -v{{[0-9]+}}
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32 [[RCP1:v[0-9]+]], v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, [[RCP1]]
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32 [[RCP2:v[0-9]+]], v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, [[RCP2]]
|
|
|
|
|
|
|
|
; GCN-DENORM-DAG: v_div_fmas_f32
|
|
|
|
; GCN-DENORM-DAG: v_div_fmas_f32
|
|
|
|
; GCN-DENORM-DAG: v_div_fixup_f32 {{.*}}, 2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_fixup_f32 {{.*}}, -2.0{{$}}
|
|
|
|
|
|
|
|
; GCN-FLUSH-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-FLUSH-DAG: v_rcp_f32_e64
|
|
|
|
|
|
|
|
; GCN-NOT: v_cmp_gt_f32_e64
|
|
|
|
; GCN-NOT: v_cndmask_b32_e32
|
|
|
|
; GCN-FLUSH-NOT: v_div
|
|
|
|
|
|
|
|
; GCN: global_store_dwordx4
|
|
|
|
define amdgpu_kernel void @div_v4_c_by_x_25ulp(<4 x float> addrspace(1)* %arg) {
|
|
|
|
%load = load <4 x float>, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
%div = fdiv <4 x float> <float 2.000000e+00, float 1.000000e+00, float -1.000000e+00, float -2.000000e+00>, %load, !fpmath !0
|
|
|
|
store <4 x float> %div, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_v4_c_by_minus_x_25ulp:
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
|
|
|
|
; GCN-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
|
|
|
|
|
|
|
|
; GCN-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
2019-10-14 20:01:10 +08:00
|
|
|
; GCN-DAG: v_cmp_gt_f32_e64 vcc, |s{{[0-9]+}}|, [[L]]
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[S]], vcc
|
|
|
|
|
2018-09-11 19:56:50 +08:00
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
|
2019-01-04 03:55:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e64 v{{[0-9]+}}, -s{{[0-9]+}}, v{{[0-9]+}}
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32 [[RCP1:v[0-9]+]], v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, [[RCP1]]
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32 [[RCP2:v[0-9]+]], v{{[0-9]+}}
|
|
|
|
; GCN-DENORM-DAG: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, [[RCP2]]
|
|
|
|
|
|
|
|
; GCN-DENORM-DAG: v_div_fmas_f32
|
|
|
|
; GCN-DENORM-DAG: v_div_fmas_f32
|
|
|
|
; GCN-DENORM-DAG: v_div_fixup_f32 {{.*}}, -2.0{{$}}
|
|
|
|
; GCN-DENORM-DAG: v_div_fixup_f32 {{.*}}, -2.0{{$}}
|
|
|
|
|
|
|
|
; GCN-FLUSH-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-FLUSH-DAG: v_rcp_f32_e64
|
|
|
|
|
|
|
|
; GCN-NOT: v_cmp_gt_f32_e64
|
|
|
|
; GCN-NOT: v_cndmask_b32_e32
|
|
|
|
; GCN-FLUSH-NOT: v_div
|
|
|
|
|
|
|
|
; GCN: global_store_dwordx4
|
|
|
|
define amdgpu_kernel void @div_v4_c_by_minus_x_25ulp(<4 x float> addrspace(1)* %arg) {
|
|
|
|
%load = load <4 x float>, <4 x float> addrspace(1)* %arg, align 16
|
2020-08-03 23:19:33 +08:00
|
|
|
%neg = fneg <4 x float> %load
|
2018-06-07 06:22:32 +08:00
|
|
|
%div = fdiv <4 x float> <float 2.000000e+00, float 1.000000e+00, float -1.000000e+00, float -2.000000e+00>, %neg, !fpmath !0
|
|
|
|
store <4 x float> %div, <4 x float> addrspace(1)* %arg, align 16
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_v_by_x_25ulp:
|
|
|
|
; GCN-DAG: s_load_dword [[VAL:s[0-9]+]], s[{{[0-9:]+}}], 0x0{{$}}
|
|
|
|
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32
|
|
|
|
; GCN-DENORM-DAG: v_rcp_f32_e32
|
|
|
|
; GCN-DENORM-DAG: v_div_scale_f32
|
|
|
|
; GCN-DENORM: v_div_fmas_f32
|
|
|
|
; GCN-DENORM: v_div_fixup_f32 [[OUT:v[0-9]+]],
|
|
|
|
|
2018-09-11 19:56:50 +08:00
|
|
|
; GCN-FLUSH-DAG: v_mov_b32_e32 [[L:v[0-9]+]], 0x6f800000
|
2018-06-07 06:22:32 +08:00
|
|
|
; GCN-FLUSH-DAG: v_mov_b32_e32 [[S:v[0-9]+]], 0x2f800000
|
|
|
|
; GCN-FLUSH-DAG: v_cmp_gt_f32_e64 vcc, |[[VAL]]|, [[L]]
|
|
|
|
; GCN-FLUSH-DAG: v_cndmask_b32_e32 [[SCALE:v[0-9]+]], 1.0, [[S]], vcc
|
|
|
|
; GCN-FLUSH: v_mul_f32_e32 [[PRESCALED:v[0-9]+]], [[VAL]], [[SCALE]]
|
|
|
|
; GCN-FLUSH: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[PRESCALED]]
|
|
|
|
; GCN-FLUSH: v_mul_f32_e32 [[OUT:v[0-9]+]], [[SCALE]], [[RCP]]
|
|
|
|
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN: global_store_dword v{{[0-9]+}}, [[OUT]], s{{\[[0-9]+:[0-9]+\]}}
|
2018-06-07 06:22:32 +08:00
|
|
|
define amdgpu_kernel void @div_v_by_x_25ulp(float addrspace(1)* %arg, float %num) {
|
|
|
|
%load = load float, float addrspace(1)* %arg, align 4
|
|
|
|
%div = fdiv float %num, %load, !fpmath !0
|
|
|
|
store float %div, float addrspace(1)* %arg, align 4
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_1_by_x_fast:
|
|
|
|
; GCN: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x0
|
|
|
|
; GCN: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[VAL]]
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN: global_store_dword v{{[0-9]+}}, [[RCP]], s{{\[[0-9]:[0-9]+\]}}
|
2018-06-07 06:22:32 +08:00
|
|
|
define amdgpu_kernel void @div_1_by_x_fast(float addrspace(1)* %arg) {
|
|
|
|
%load = load float, float addrspace(1)* %arg, align 4
|
2020-01-24 08:57:43 +08:00
|
|
|
%div = fdiv fast float 1.000000e+00, %load, !fpmath !0
|
2018-06-07 06:22:32 +08:00
|
|
|
store float %div, float addrspace(1)* %arg, align 4
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_minus_1_by_x_fast:
|
|
|
|
; GCN: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x0
|
|
|
|
; GCN: v_rcp_f32_e64 [[RCP:v[0-9]+]], -[[VAL]]
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN: global_store_dword v{{[0-9]+}}, [[RCP]], s{{\[[0-9]+:[0-9]+\]}}
|
2018-06-07 06:22:32 +08:00
|
|
|
define amdgpu_kernel void @div_minus_1_by_x_fast(float addrspace(1)* %arg) {
|
|
|
|
%load = load float, float addrspace(1)* %arg, align 4
|
2020-01-24 08:57:43 +08:00
|
|
|
%div = fdiv fast float -1.000000e+00, %load, !fpmath !0
|
2018-06-07 06:22:32 +08:00
|
|
|
store float %div, float addrspace(1)* %arg, align 4
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_1_by_minus_x_fast:
|
|
|
|
; GCN: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x0
|
|
|
|
; GCN: v_rcp_f32_e64 [[RCP:v[0-9]+]], -[[VAL]]
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN: global_store_dword v{{[0-9]+}}, [[RCP]], s{{\[[0-9]+:[0-9]+\]}}
|
2018-06-07 06:22:32 +08:00
|
|
|
define amdgpu_kernel void @div_1_by_minus_x_fast(float addrspace(1)* %arg) {
|
|
|
|
%load = load float, float addrspace(1)* %arg, align 4
|
2020-01-24 08:57:43 +08:00
|
|
|
%neg = fsub float -0.000000e+00, %load, !fpmath !0
|
2018-06-07 06:22:32 +08:00
|
|
|
%div = fdiv fast float 1.000000e+00, %neg
|
|
|
|
store float %div, float addrspace(1)* %arg, align 4
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
; GCN-LABEL: {{^}}div_minus_1_by_minus_x_fast:
|
|
|
|
; GCN: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x0
|
|
|
|
; GCN: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[VAL]]
|
2020-11-11 00:06:59 +08:00
|
|
|
; GCN: global_store_dword v{{[0-9]+}}, [[RCP]], s{{\[[0-9]+:[0-9]+\]}}
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_minus_1_by_minus_x_fast(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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2020-01-24 08:57:43 +08:00
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%neg = fsub float -0.000000e+00, %load, !fpmath !0
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2018-06-07 06:22:32 +08:00
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%div = fdiv fast float -1.000000e+00, %neg
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_1_by_x_correctly_rounded:
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2020-01-24 08:57:43 +08:00
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; GCN-DAG: v_div_scale_f32
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; GCN-DAG: v_rcp_f32_e32
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; GCN-DAG: v_div_scale_f32
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; GCN: v_div_fmas_f32
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; GCN: v_div_fixup_f32
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_1_by_x_correctly_rounded(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%div = fdiv float 1.000000e+00, %load
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_minus_1_by_x_correctly_rounded:
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2020-01-24 08:57:43 +08:00
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; GCN-DAG: v_div_scale_f32
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; GCN-DAG: v_rcp_f32_e32
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; GCN-DAG: v_div_scale_f32
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; GCN: v_div_fmas_f32
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; GCN: v_div_fixup_f32
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_minus_1_by_x_correctly_rounded(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%div = fdiv float -1.000000e+00, %load
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_1_by_minus_x_correctly_rounded:
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2020-01-24 08:57:43 +08:00
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; GCN-DAG: v_div_scale_f32
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; GCN-DAG: v_rcp_f32_e32
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; GCN-DAG: v_div_scale_f32
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; GCN: v_div_fmas_f32
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; GCN: v_div_fixup_f32
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_1_by_minus_x_correctly_rounded(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%neg = fsub float -0.000000e+00, %load
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%div = fdiv float 1.000000e+00, %neg
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}div_minus_1_by_minus_x_correctly_rounded:
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2020-01-24 08:57:43 +08:00
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; GCN-DAG: v_div_scale_f32
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; GCN-DAG: v_rcp_f32_e32
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; GCN-DAG: v_div_scale_f32
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; GCN: v_div_fmas_f32
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; GCN: v_div_fixup_f32
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2018-06-07 06:22:32 +08:00
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define amdgpu_kernel void @div_minus_1_by_minus_x_correctly_rounded(float addrspace(1)* %arg) {
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%load = load float, float addrspace(1)* %arg, align 4
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%neg = fsub float -0.000000e+00, %load
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%div = fdiv float -1.000000e+00, %neg
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store float %div, float addrspace(1)* %arg, align 4
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ret void
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}
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!0 = !{float 2.500000e+00}
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