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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1030 < %s | FileCheck -check-prefix=GCN %s
; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1030 < %s | FileCheck -check-prefix=GCN %s
define float @v_fma(float %a, float %b, float %c) {
; GCN-LABEL: v_fma:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fmac_legacy_f32_e32 v2, v0, v1
; GCN-NEXT: v_mov_b32_e32 v0, v2
; GCN-NEXT: s_setpc_b64 s[30:31]
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float %b, float %c)
ret float %fma
}
define float @v_fma_imm(float %a, float %c) {
; GCN-LABEL: v_fma_imm:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fmac_legacy_f32_e32 v1, 0x41200000, v0
; GCN-NEXT: v_mov_b32_e32 v0, v1
; GCN-NEXT: s_setpc_b64 s[30:31]
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float 10.0, float %c)
ret float %fma
}
define float @v_fabs_fma(float %a, float %b, float %c) {
; GCN-LABEL: v_fabs_fma:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fma_legacy_f32 v0, |v0|, v1, v2
; GCN-NEXT: s_setpc_b64 s[30:31]
%fabs.a = call float @llvm.fabs.f32(float %a)
%fma = call float @llvm.amdgcn.fma.legacy(float %fabs.a, float %b, float %c)
ret float %fma
}
define float @v_fneg_fabs_fma(float %a, float %b, float %c) {
; GCN-LABEL: v_fneg_fabs_fma:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fma_legacy_f32 v0, v0, -|v1|, v2
; GCN-NEXT: s_setpc_b64 s[30:31]
%fabs.b = call float @llvm.fabs.f32(float %b)
%neg.fabs.b = fneg float %fabs.b
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float %neg.fabs.b, float %c)
ret float %fma
}
define float @v_fneg_fma(float %a, float %b, float %c) {
; GCN-LABEL: v_fneg_fma:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fma_legacy_f32 v0, v0, v1, -v2
; GCN-NEXT: s_setpc_b64 s[30:31]
%neg.c = fneg float %c
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float %b, float %neg.c)
ret float %fma
}
define float @v_fma_const_const(float %a) {
; GCN-LABEL: v_fma_const_const:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fma_legacy_f32 v0, v0, 2.0, -1.0
; GCN-NEXT: s_setpc_b64 s[30:31]
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float 2.0, float -1.0)
ret float %fma
}
declare float @llvm.amdgcn.fma.legacy(float, float, float)
declare float @llvm.fabs.f32(float)
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