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llvm-mirror/test/CodeGen/AMDGPU/v_mac_f16.ll
Matt Arsenault 5dfc642fbd AMDGPU: Cleanup subtarget features
Try to avoid mutually exclusive features. Don't use
a real default GPU, and use a fake "generic". The goal
is to make it easier to see which set of features are
incompatible between feature strings.

Most of the test changes are due to random scheduling changes
from not having a default fullspeed model.

llvm-svn: 310258
2017-08-07 14:58:04 +00:00

680 lines
24 KiB
LLVM

; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -mattr=-fp64-fp16-denormals -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=fiji -mattr=-fp64-fp16-denormals,-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
; GCN-LABEL: {{^}}mac_f16:
; GCN: {{buffer|flat}}_load_ushort v[[A_F16:[0-9]+]]
; GCN: {{buffer|flat}}_load_ushort v[[B_F16:[0-9]+]]
; GCN: {{buffer|flat}}_load_ushort v[[C_F16:[0-9]+]]
; SI: v_cvt_f32_f16_e32 v[[A_F32:[0-9]+]], v[[A_F16]]
; SI: v_cvt_f32_f16_e32 v[[B_F32:[0-9]+]], v[[B_F16]]
; SI: v_cvt_f32_f16_e32 v[[C_F32:[0-9]+]], v[[C_F16]]
; SI: v_mac_f32_e32 v[[C_F32]], v[[A_F32]], v[[B_F32]]
; SI: v_cvt_f16_f32_e32 v[[R_F16:[0-9]+]], v[[C_F32]]
; SI: buffer_store_short v[[R_F16]]
; VI: v_mac_f16_e32 v[[C_F16]], v[[A_F16]], v[[B_F16]]
; VI: buffer_store_short v[[C_F16]]
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%t.val = fmul half %a.val, %b.val
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_same_add:
; SI: v_mad_f32 v{{[0-9]}}, v{{[0-9]+}}, v{{[0-9]+}}, [[ADD:v[0-9]+]]
; SI: v_mac_f32_e32 [[ADD]], v{{[0-9]+}}, v{{[0-9]+}}
; VI: v_mad_f16 v{{[0-9]}}, v{{[0-9]+}}, v{{[0-9]+}}, [[ADD:v[0-9]+]]
; VI: v_mac_f16_e32 [[ADD]], v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_same_add(
half addrspace(1)* %r0,
half addrspace(1)* %r1,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c,
half addrspace(1)* %d,
half addrspace(1)* %e) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%d.val = load half, half addrspace(1)* %d
%e.val = load half, half addrspace(1)* %e
%t0.val = fmul half %a.val, %b.val
%r0.val = fadd half %t0.val, %c.val
%t1.val = fmul half %d.val, %e.val
%r1.val = fadd half %t1.val, %c.val
store half %r0.val, half addrspace(1)* %r0
store half %r1.val, half addrspace(1)* %r1
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_a:
; SI: v_cvt_f32_f16_e32 [[CVT_A:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_B:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_C:v[0-9]+]], v{{[0-9]+}}
; SI: v_mad_f32 v{{[0-9]+}}, -[[CVT_A]], [[CVT_B]], [[CVT_C]]
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_a(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%a.neg = fsub half -0.0, %a.val
%t.val = fmul half %a.neg, %b.val
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_b:
; SI: v_cvt_f32_f16_e32 [[CVT_A:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_B:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_C:v[0-9]+]], v{{[0-9]+}}
; SI: v_mad_f32 v{{[0-9]+}}, -[[CVT_A]], [[CVT_B]], [[CVT_C]]
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_b(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%b.neg = fsub half -0.0, %b.val
%t.val = fmul half %a.val, %b.neg
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_c:
; SI: v_cvt_f32_f16_e32
; SI: v_cvt_f32_f16_e32
; SI: v_cvt_f32_f16_e32
; SI: v_mad_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]+}}
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_c(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%c.neg = fsub half -0.0, %c.val
%t.val = fmul half %a.val, %b.val
%r.val = fadd half %t.val, %c.neg
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_a_safe_fp_math:
; SI: v_sub_f32_e32 v[[NEG_A:[0-9]+]], 0, v{{[0-9]+}}
; SI: v_mac_f32_e32 v{{[0-9]+}}, v[[NEG_A]], v{{[0-9]+}}
; VI: v_sub_f16_e32 v[[NEG_A:[0-9]+]], 0, v{{[0-9]+}}
; VI: v_mac_f16_e32 v{{[0-9]+}}, v[[NEG_A]], v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_a_safe_fp_math(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%a.neg = fsub half 0.0, %a.val
%t.val = fmul half %a.neg, %b.val
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_b_safe_fp_math:
; SI: v_sub_f32_e32 v[[NEG_A:[0-9]+]], 0, v{{[0-9]+}}
; SI: v_mac_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v[[NEG_A]]
; VI: v_sub_f16_e32 v[[NEG_A:[0-9]+]], 0, v{{[0-9]+}}
; VI: v_mac_f16_e32 v{{[0-9]+}}, v{{[0-9]+}}, v[[NEG_A]]
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_b_safe_fp_math(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%b.neg = fsub half 0.0, %b.val
%t.val = fmul half %a.val, %b.neg
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_c_safe_fp_math:
; SI: v_sub_f32_e32 v[[NEG_A:[0-9]+]], 0, v{{[0-9]+}}
; SI: v_mac_f32_e32 v[[NEG_A]], v{{[0-9]+}}, v{{[0-9]+}}
; VI: v_sub_f16_e32 v[[NEG_A:[0-9]+]], 0, v{{[0-9]+}}
; VI: v_mac_f16_e32 v[[NEG_A]], v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_c_safe_fp_math(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #0 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%c.neg = fsub half 0.0, %c.val
%t.val = fmul half %a.val, %b.val
%r.val = fadd half %t.val, %c.neg
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_a_nsz_fp_math:
; SI: v_cvt_f32_f16_e32 [[CVT_A:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_B:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_C:v[0-9]+]], v{{[0-9]+}}
; SI: v_mad_f32 v{{[0-9]+}}, -[[CVT_A]], [[CVT_B]], [[CVT_C]]
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_a_nsz_fp_math(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #1 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%a.neg = fsub half 0.0, %a.val
%t.val = fmul half %a.neg, %b.val
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_b_nsz_fp_math:
; SI: v_cvt_f32_f16_e32 [[CVT_A:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_B:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_C:v[0-9]+]], v{{[0-9]+}}
; SI: v_mad_f32 v{{[0-9]+}}, -[[CVT_A]], [[CVT_B]], [[CVT_C]]
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_b_nsz_fp_math(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #1 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%b.neg = fsub half 0.0, %b.val
%t.val = fmul half %a.val, %b.neg
%r.val = fadd half %t.val, %c.val
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_f16_neg_c_nsz_fp_math:
; SI: v_cvt_f32_f16_e32 [[CVT_A:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_B:v[0-9]+]], v{{[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT_C:v[0-9]+]], v{{[0-9]+}}
; SI: v_mad_f32 v{{[0-9]+}}, [[CVT_A]], [[CVT_B]], -[[CVT_C]]
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_f16_neg_c_nsz_fp_math(
half addrspace(1)* %r,
half addrspace(1)* %a,
half addrspace(1)* %b,
half addrspace(1)* %c) #1 {
entry:
%a.val = load half, half addrspace(1)* %a
%b.val = load half, half addrspace(1)* %b
%c.val = load half, half addrspace(1)* %c
%c.neg = fsub half 0.0, %c.val
%t.val = fmul half %a.val, %b.val
%r.val = fadd half %t.val, %c.neg
store half %r.val, half addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16:
; GCN: {{buffer|flat}}_load_dword v[[A_V2_F16:[0-9]+]]
; GCN: {{buffer|flat}}_load_dword v[[B_V2_F16:[0-9]+]]
; GCN: {{buffer|flat}}_load_dword v[[C_V2_F16:[0-9]+]]
; SI: v_cvt_f32_f16_e32 v[[A_F32_0:[0-9]+]], v[[A_V2_F16]]
; SI: v_lshrrev_b32_e32 v[[A_F16_1:[0-9]+]], 16, v[[A_V2_F16]]
; SI: v_cvt_f32_f16_e32 v[[A_F32_1:[0-9]+]], v[[A_F16_1]]
; SI: v_lshrrev_b32_e32 v[[B_F16_1:[0-9]+]], 16, v[[B_V2_F16]]
; SI: v_cvt_f32_f16_e32 v[[B_F32_1:[0-9]+]], v[[B_F16_1]]
; SI: v_cvt_f32_f16_e32 v[[B_F32_0:[0-9]+]], v[[B_V2_F16]]
; SI: v_lshrrev_b32_e32 v[[C_F16_1:[0-9]+]], 16, v[[C_V2_F16]]
; SI: v_cvt_f32_f16_e32 v[[C_F32_1:[0-9]+]], v[[C_F16_1]]
; SI-DAG: v_cvt_f32_f16_e32 v[[C_F32_0:[0-9]+]], v[[C_V2_F16]]
; SI-DAG: v_mac_f32_e32 v[[C_F32_0]], v[[A_F32_0]], v[[B_F32_0]]
; SI-DAG: v_cvt_f16_f32_e32 v[[R_F16_LO:[0-9]+]], v[[C_F32_0]]
; SI-DAG: v_mac_f32_e32 v[[C_F32_1]], v[[A_F32_1]], v[[B_F32_1]]
; SI-DAG: v_cvt_f16_f32_e32 v[[R_F16_1:[0-9]+]], v[[C_F32_1]]
; SI: v_lshlrev_b32_e32 v[[R_F16_HI:[0-9]+]], 16, v[[R_F16_1]]
; VI-NOT: and
; SI: v_or_b32_e32 v[[R_V2_F16:[0-9]+]], v[[R_F16_LO]], v[[R_F16_HI]]
; VI-DAG: v_lshrrev_b32_e32 v[[C_F16_1:[0-9]+]], 16, v[[C_V2_F16]]
; VI-DAG: v_mac_f16_sdwa v[[C_F16_1]], v[[A_V2_F16]], v[[B_V2_F16]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; VI-DAG: v_mac_f16_e32 v[[C_V2_F16]], v[[A_V2_F16]], v[[B_V2_F16]]
; VI-DAG: v_lshlrev_b32_e32 v[[R_F16_HI:[0-9]+]], 16, v[[C_F16_1]]
; VI-NOT: and
; VI: v_or_b32_e32 v[[R_V2_F16:[0-9]+]], v[[C_V2_F16]], v[[R_F16_HI]]
; GCN: {{buffer|flat}}_store_dword v[[R_V2_F16]]
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
call void @llvm.amdgcn.s.barrier() #2
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
call void @llvm.amdgcn.s.barrier() #2
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%t.val = fmul <2 x half> %a.val, %b.val
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_same_add:
; SI: v_mad_f32 v{{[0-9]}}, v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; SI: v_mad_f32 v{{[0-9]}}, v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; SI: v_mac_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; SI: v_mac_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; VI-DAG: v_mac_f16_sdwa v{{[0-9]}}, v{{[0-9]+}}, v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; VI-DAG: v_mad_f16 v{{[0-9]}}, v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; VI-DAG: v_mac_f16_sdwa v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; VI-DAG: v_mac_f16_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_same_add(
<2 x half> addrspace(1)* %r0,
<2 x half> addrspace(1)* %r1,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c,
<2 x half> addrspace(1)* %d,
<2 x half> addrspace(1)* %e) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%d.val = load <2 x half>, <2 x half> addrspace(1)* %d
%e.val = load <2 x half>, <2 x half> addrspace(1)* %e
%t0.val = fmul <2 x half> %a.val, %b.val
%r0.val = fadd <2 x half> %t0.val, %c.val
%t1.val = fmul <2 x half> %d.val, %e.val
%r1.val = fadd <2 x half> %t1.val, %c.val
store <2 x half> %r0.val, <2 x half> addrspace(1)* %r0
store <2 x half> %r1.val, <2 x half> addrspace(1)* %r1
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_a:
; SI: v_cvt_f32_f16_e32 [[CVT0:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT1:v[0-9]+]], {{v[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -[[CVT0]], v{{[0-9]+}}, v{{[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -v{{[0-9]+}}, [[CVT1]], v{{[0-9]+}}
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_a(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%a.neg = fsub <2 x half> <half -0.0, half -0.0>, %a.val
%t.val = fmul <2 x half> %a.neg, %b.val
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_b
; SI: v_cvt_f32_f16_e32 [[CVT0:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT1:v[0-9]+]], {{v[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -[[CVT0]], v{{[0-9]+}}, v{{[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -v{{[0-9]+}}, [[CVT1]], v{{[0-9]+}}
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_b(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%b.neg = fsub <2 x half> <half -0.0, half -0.0>, %b.val
%t.val = fmul <2 x half> %a.val, %b.neg
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_c:
; SI: v_cvt_f32_f16_e32 [[CVT0:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT1:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT2:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT3:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT4:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT5:v[0-9]+]], {{v[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -[[CVT2]]
; SI-DAG: v_mad_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -[[CVT5]]
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]+}}
; VI: v_mad_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_c(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%c.neg = fsub <2 x half> <half -0.0, half -0.0>, %c.val
%t.val = fmul <2 x half> %a.val, %b.val
%r.val = fadd <2 x half> %t.val, %c.neg
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_a_safe_fp_math:
; SI: v_sub_f32_e32 v[[NEG_A0:[0-9]+]], 0, v{{[0-9]+}}
; SI: v_sub_f32_e32 v[[NEG_A1:[0-9]+]], 0, v{{[0-9]+}}
; SI-DAG: v_mac_f32_e32 v{{[0-9]+}}, v[[NEG_A0]], v{{[0-9]+}}
; SI-DAG: v_mac_f32_e32 v{{[0-9]+}}, v[[NEG_A1]], v{{[0-9]+}}
; VI-DAG: v_mov_b32_e32 [[ZERO:v[0-9]+]], 0
; VI-DAG: v_sub_f16_e32 v[[NEG_A1:[0-9]+]], 0, v{{[0-9]+}}
; VI-DAG: v_sub_f16_sdwa v[[NEG_A0:[0-9]+]], [[ZERO]], v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_1
; VI-DAG: v_mac_f16_sdwa v{{[0-9]+}}, v[[NEG_A0]], v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_1
; VI-DAG: v_mac_f16_e32 v{{[0-9]+}}, v[[NEG_A1]], v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_a_safe_fp_math(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%a.neg = fsub <2 x half> <half 0.0, half 0.0>, %a.val
%t.val = fmul <2 x half> %a.neg, %b.val
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_b_safe_fp_math:
; SI: v_sub_f32_e32 v[[NEG_A0:[0-9]+]], 0, v{{[0-9]+}}
; SI: v_sub_f32_e32 v[[NEG_A1:[0-9]+]], 0, v{{[0-9]+}}
; SI-DAG: v_mac_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v[[NEG_A0]]
; SI-DAG: v_mac_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v[[NEG_A1]]
; VI: v_mov_b32_e32 [[ZERO:v[0-9]+]], 0
; VI: v_sub_f16_e32 v[[NEG_A1:[0-9]+]], 0, v{{[0-9]+}}
; VI: v_sub_f16_sdwa v[[NEG_A0:[0-9]+]], [[ZERO]], v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_1
; VI-DAG: v_mac_f16_sdwa v{{[0-9]+}}, v{{[0-9]+}}, v[[NEG_A0]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; VI-DAG: v_mac_f16_e32 v{{[0-9]+}}, v{{[0-9]+}}, v[[NEG_A1]]
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_b_safe_fp_math(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%b.neg = fsub <2 x half> <half 0.0, half 0.0>, %b.val
%t.val = fmul <2 x half> %a.val, %b.neg
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_c_safe_fp_math:
; SI: v_sub_f32_e32 v[[NEG_A0:[0-9]+]], 0, v{{[0-9]+}}
; SI: v_sub_f32_e32 v[[NEG_A1:[0-9]+]], 0, v{{[0-9]+}}
; SI-DAG: v_mac_f32_e32 v[[NEG_A0]], v{{[0-9]+}}, v{{[0-9]+}}
; SI-DAG: v_mac_f32_e32 v[[NEG_A1]], v{{[0-9]+}}, v{{[0-9]+}}
; VI: v_mov_b32_e32 [[ZERO:v[0-9]+]], 0
; VI: v_sub_f16_e32 v[[NEG_A1:[0-9]+]], 0, v{{[0-9]+}}
; VI: v_sub_f16_sdwa v[[NEG_A0:[0-9]+]], [[ZERO]], v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_1
; VI-DAG: v_mac_f16_sdwa v[[NEG_A0]], v{{[0-9]+}}, v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; VI-DAG: v_mac_f16_e32 v[[NEG_A1]], v{{[0-9]+}}, v{{[0-9]+}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_c_safe_fp_math(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #0 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%c.neg = fsub <2 x half> <half 0.0, half 0.0>, %c.val
%t.val = fmul <2 x half> %a.val, %b.val
%r.val = fadd <2 x half> %t.val, %c.neg
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_a_nsz_fp_math:
; SI: v_cvt_f32_f16_e32 [[CVT0:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT1:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT2:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT3:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT4:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT5:v[0-9]+]], {{v[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[-0-9]}}
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[-0-9]}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_a_nsz_fp_math(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #1 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%a.neg = fsub <2 x half> <half 0.0, half 0.0>, %a.val
%t.val = fmul <2 x half> %a.neg, %b.val
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_b_nsz_fp_math:
; SI: v_cvt_f32_f16_e32 [[CVT0:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT1:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT2:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT3:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT4:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT5:v[0-9]+]], {{v[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[-0-9]}}
; VI: v_mad_f16 v{{[0-9]+}}, -v{{[0-9]+}}, v{{[0-9]+}}, v{{[-0-9]}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_b_nsz_fp_math(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #1 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%b.neg = fsub <2 x half> <half 0.0, half 0.0>, %b.val
%t.val = fmul <2 x half> %a.val, %b.neg
%r.val = fadd <2 x half> %t.val, %c.val
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}mac_v2f16_neg_c_nsz_fp_math:
; SI: v_cvt_f32_f16_e32 [[CVT0:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT1:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT2:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT3:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT4:v[0-9]+]], {{v[0-9]+}}
; SI: v_cvt_f32_f16_e32 [[CVT5:v[0-9]+]], {{v[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]+}}
; SI-DAG: v_mad_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[0-9]+}}
; VI-NOT: v_mac_f16
; VI: v_mad_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[-0-9]}}
; VI: v_mad_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, -v{{[-0-9]}}
; GCN: s_endpgm
define amdgpu_kernel void @mac_v2f16_neg_c_nsz_fp_math(
<2 x half> addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
<2 x half> addrspace(1)* %c) #1 {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load <2 x half>, <2 x half> addrspace(1)* %c
%c.neg = fsub <2 x half> <half 0.0, half 0.0>, %c.val
%t.val = fmul <2 x half> %a.val, %b.val
%r.val = fadd <2 x half> %t.val, %c.neg
store <2 x half> %r.val, <2 x half> addrspace(1)* %r
ret void
}
declare void @llvm.amdgcn.s.barrier() #2
attributes #0 = { nounwind "no-signed-zeros-fp-math"="false" }
attributes #1 = { nounwind "no-signed-zeros-fp-math"="true" }
attributes #2 = { nounwind convergent }