179 lines
8.9 KiB
LLVM
179 lines
8.9 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 < %s | FileCheck -check-prefixes=GCN,GFX9 %s
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; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji < %s | FileCheck -check-prefixes=GCN,GFX8 %s
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; FIXME: promotion not handled without f16 insts
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define half @v_constained_fmul_f16_fpexcept_strict(half %x, half %y) #0 {
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; GCN-LABEL: v_constained_fmul_f16_fpexcept_strict:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: v_mul_f16_e32 v0, v0, v1
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%val = call half @llvm.experimental.constrained.fmul.f16(half %x, half %y, metadata !"round.tonearest", metadata !"fpexcept.strict")
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ret half %val
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}
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define half @v_constained_fmul_f16_fpexcept_ignore(half %x, half %y) #0 {
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; GCN-LABEL: v_constained_fmul_f16_fpexcept_ignore:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: v_mul_f16_e32 v0, v0, v1
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%val = call half @llvm.experimental.constrained.fmul.f16(half %x, half %y, metadata !"round.tonearest", metadata !"fpexcept.ignore")
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ret half %val
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}
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define half @v_constained_fmul_f16_fpexcept_maytrap(half %x, half %y) #0 {
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; GCN-LABEL: v_constained_fmul_f16_fpexcept_maytrap:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: v_mul_f16_e32 v0, v0, v1
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%val = call half @llvm.experimental.constrained.fmul.f16(half %x, half %y, metadata !"round.tonearest", metadata !"fpexcept.maytrap")
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ret half %val
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}
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define <2 x half> @v_constained_fmul_v2f16_fpexcept_strict(<2 x half> %x, <2 x half> %y) #0 {
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; GFX9-LABEL: v_constained_fmul_v2f16_fpexcept_strict:
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; GFX9: ; %bb.0:
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; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX9-NEXT: v_pk_mul_f16 v0, v0, v1
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_constained_fmul_v2f16_fpexcept_strict:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX8-NEXT: v_mul_f16_sdwa v2, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX8-NEXT: v_mul_f16_e32 v0, v0, v1
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; GFX8-NEXT: v_or_b32_sdwa v0, v0, v2 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%val = call <2 x half> @llvm.experimental.constrained.fmul.v2f16(<2 x half> %x, <2 x half> %y, metadata !"round.tonearest", metadata !"fpexcept.strict")
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ret <2 x half> %val
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}
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define <2 x half> @v_constained_fmul_v2f16_fpexcept_ignore(<2 x half> %x, <2 x half> %y) #0 {
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; GFX9-LABEL: v_constained_fmul_v2f16_fpexcept_ignore:
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; GFX9: ; %bb.0:
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; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX9-NEXT: v_pk_mul_f16 v0, v0, v1
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_constained_fmul_v2f16_fpexcept_ignore:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX8-NEXT: v_mul_f16_sdwa v2, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX8-NEXT: v_mul_f16_e32 v0, v0, v1
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; GFX8-NEXT: v_or_b32_sdwa v0, v0, v2 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%val = call <2 x half> @llvm.experimental.constrained.fmul.v2f16(<2 x half> %x, <2 x half> %y, metadata !"round.tonearest", metadata !"fpexcept.ignore")
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ret <2 x half> %val
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}
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define <2 x half> @v_constained_fmul_v2f16_fpexcept_maytrap(<2 x half> %x, <2 x half> %y) #0 {
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; GFX9-LABEL: v_constained_fmul_v2f16_fpexcept_maytrap:
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; GFX9: ; %bb.0:
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; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX9-NEXT: v_pk_mul_f16 v0, v0, v1
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_constained_fmul_v2f16_fpexcept_maytrap:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX8-NEXT: v_mul_f16_sdwa v2, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX8-NEXT: v_mul_f16_e32 v0, v0, v1
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; GFX8-NEXT: v_or_b32_sdwa v0, v0, v2 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%val = call <2 x half> @llvm.experimental.constrained.fmul.v2f16(<2 x half> %x, <2 x half> %y, metadata !"round.tonearest", metadata !"fpexcept.maytrap")
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ret <2 x half> %val
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}
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define <3 x half> @v_constained_fmul_v3f16_fpexcept_strict(<3 x half> %x, <3 x half> %y) #0 {
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; GFX9-LABEL: v_constained_fmul_v3f16_fpexcept_strict:
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; GFX9: ; %bb.0:
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; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX9-NEXT: v_pk_mul_f16 v0, v0, v2
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; GFX9-NEXT: v_mul_f16_e32 v1, v1, v3
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_constained_fmul_v3f16_fpexcept_strict:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX8-NEXT: v_mul_f16_sdwa v4, v0, v2 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX8-NEXT: v_mul_f16_e32 v0, v0, v2
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; GFX8-NEXT: v_or_b32_sdwa v0, v0, v4 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: v_mul_f16_e32 v1, v1, v3
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%val = call <3 x half> @llvm.experimental.constrained.fmul.v3f16(<3 x half> %x, <3 x half> %y, metadata !"round.tonearest", metadata !"fpexcept.strict")
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ret <3 x half> %val
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}
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; FIXME: Scalarized
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define <4 x half> @v_constained_fmul_v4f16_fpexcept_strict(<4 x half> %x, <4 x half> %y) #0 {
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; GFX9-LABEL: v_constained_fmul_v4f16_fpexcept_strict:
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; GFX9: ; %bb.0:
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; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX9-NEXT: v_mul_f16_sdwa v4, v1, v3 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX9-NEXT: v_mul_f16_sdwa v5, v0, v2 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX9-NEXT: v_mul_f16_e32 v0, v0, v2
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; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
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; GFX9-NEXT: v_mul_f16_e32 v1, v1, v3
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; GFX9-NEXT: v_and_b32_e32 v0, v2, v0
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; GFX9-NEXT: v_and_b32_e32 v1, v2, v1
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; GFX9-NEXT: v_lshl_or_b32 v0, v5, 16, v0
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; GFX9-NEXT: v_lshl_or_b32 v1, v4, 16, v1
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_constained_fmul_v4f16_fpexcept_strict:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX8-NEXT: v_mul_f16_sdwa v4, v1, v3 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX8-NEXT: v_mul_f16_e32 v1, v1, v3
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; GFX8-NEXT: v_mul_f16_sdwa v5, v0, v2 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
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; GFX8-NEXT: v_mul_f16_e32 v0, v0, v2
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; GFX8-NEXT: v_or_b32_sdwa v0, v0, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: v_or_b32_sdwa v1, v1, v4 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%val = call <4 x half> @llvm.experimental.constrained.fmul.v4f16(<4 x half> %x, <4 x half> %y, metadata !"round.tonearest", metadata !"fpexcept.strict")
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ret <4 x half> %val
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}
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define amdgpu_ps half @s_constained_fmul_f16_fpexcept_strict(half inreg %x, half inreg %y) #0 {
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; GCN-LABEL: s_constained_fmul_f16_fpexcept_strict:
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; GCN: ; %bb.0:
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; GCN-NEXT: v_mov_b32_e32 v0, s3
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; GCN-NEXT: v_mul_f16_e32 v0, s2, v0
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; GCN-NEXT: ; return to shader part epilog
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%val = call half @llvm.experimental.constrained.fmul.f16(half %x, half %y, metadata !"round.tonearest", metadata !"fpexcept.strict")
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ret half %val
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}
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define amdgpu_ps <2 x half> @s_constained_fmul_v2f16_fpexcept_strict(<2 x half> inreg %x, <2 x half> inreg %y) #0 {
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; GFX9-LABEL: s_constained_fmul_v2f16_fpexcept_strict:
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; GFX9: ; %bb.0:
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; GFX9-NEXT: v_mov_b32_e32 v0, s3
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; GFX9-NEXT: v_pk_mul_f16 v0, s2, v0
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; GFX9-NEXT: ; return to shader part epilog
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;
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; GFX8-LABEL: s_constained_fmul_v2f16_fpexcept_strict:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: s_lshr_b32 s0, s3, 16
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; GFX8-NEXT: s_lshr_b32 s1, s2, 16
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; GFX8-NEXT: v_mov_b32_e32 v0, s0
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; GFX8-NEXT: v_mov_b32_e32 v1, s1
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; GFX8-NEXT: v_mul_f16_sdwa v0, v1, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:DWORD
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; GFX8-NEXT: v_mov_b32_e32 v1, s3
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; GFX8-NEXT: v_mul_f16_e32 v1, s2, v1
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; GFX8-NEXT: v_or_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
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; GFX8-NEXT: ; return to shader part epilog
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%val = call <2 x half> @llvm.experimental.constrained.fmul.v2f16(<2 x half> %x, <2 x half> %y, metadata !"round.tonearest", metadata !"fpexcept.strict")
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ret <2 x half> %val
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}
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declare half @llvm.experimental.constrained.fmul.f16(half, half, metadata, metadata) #1
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declare <2 x half> @llvm.experimental.constrained.fmul.v2f16(<2 x half>, <2 x half>, metadata, metadata) #1
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declare <3 x half> @llvm.experimental.constrained.fmul.v3f16(<3 x half>, <3 x half>, metadata, metadata) #1
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declare <4 x half> @llvm.experimental.constrained.fmul.v4f16(<4 x half>, <4 x half>, metadata, metadata) #1
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attributes #0 = { strictfp }
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attributes #1 = { inaccessiblememonly nounwind willreturn }
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