89 lines
3.6 KiB
LLVM
89 lines
3.6 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefix=GFX9 %s
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; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=fiji < %s | FileCheck -check-prefix=GFX8 %s
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define <2 x i16> @v_mul_v2i16(<2 x i16> %a, <2 x i16> %b) {
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; GFX9-LABEL: v_mul_v2i16:
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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_lo_u16 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_mul_v2i16:
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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_lo_u16_e32 v2, v0, v1
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; GFX8-NEXT: v_mul_lo_u16_sdwa v0, 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_or_b32_e32 v0, v2, v0
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%mul = mul <2 x i16> %a, %b
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ret <2 x i16> %mul
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}
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define <2 x i16> @v_mul_v2i16_fneg_lhs(<2 x half> %a, <2 x i16> %b) {
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; GFX9-LABEL: v_mul_v2i16_fneg_lhs:
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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_lo_u16 v0, v0, v1 neg_lo:[1,0] neg_hi:[1,0]
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_mul_v2i16_fneg_lhs:
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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_xor_b32_e32 v0, 0x80008000, v0
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; GFX8-NEXT: v_mul_lo_u16_e32 v2, v0, v1
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; GFX8-NEXT: v_mul_lo_u16_sdwa v0, 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_or_b32_e32 v0, v2, v0
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%neg.a = fneg <2 x half> %a
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%cast.neg.a = bitcast <2 x half> %neg.a to <2 x i16>
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%mul = mul <2 x i16> %cast.neg.a, %b
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ret <2 x i16> %mul
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}
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define <2 x i16> @v_mul_v2i16_fneg_rhs(<2 x i16> %a, <2 x half> %b) {
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; GFX9-LABEL: v_mul_v2i16_fneg_rhs:
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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_lo_u16 v0, v0, v1 neg_lo:[0,1] neg_hi:[0,1]
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_mul_v2i16_fneg_rhs:
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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_xor_b32_e32 v1, 0x80008000, v1
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; GFX8-NEXT: v_mul_lo_u16_e32 v2, v0, v1
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; GFX8-NEXT: v_mul_lo_u16_sdwa v0, 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_or_b32_e32 v0, v2, v0
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%neg.b = fneg <2 x half> %b
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%cast.neg.b = bitcast <2 x half> %neg.b to <2 x i16>
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%mul = mul <2 x i16> %a, %cast.neg.b
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ret <2 x i16> %mul
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}
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define <2 x i16> @v_mul_v2i16_fneg_lhs_fneg_rhs(<2 x half> %a, <2 x half> %b) {
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; GFX9-LABEL: v_mul_v2i16_fneg_lhs_fneg_rhs:
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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_lo_u16 v0, v0, v1 neg_lo:[1,1] neg_hi:[1,1]
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; GFX9-NEXT: s_setpc_b64 s[30:31]
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;
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; GFX8-LABEL: v_mul_v2i16_fneg_lhs_fneg_rhs:
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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: s_mov_b32 s4, 0x80008000
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; GFX8-NEXT: v_xor_b32_e32 v0, s4, v0
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; GFX8-NEXT: v_xor_b32_e32 v1, s4, v1
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; GFX8-NEXT: v_mul_lo_u16_e32 v2, v0, v1
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; GFX8-NEXT: v_mul_lo_u16_sdwa v0, 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_or_b32_e32 v0, v2, v0
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; GFX8-NEXT: s_setpc_b64 s[30:31]
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%neg.a = fneg <2 x half> %a
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%neg.b = fneg <2 x half> %b
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%cast.neg.a = bitcast <2 x half> %neg.a to <2 x i16>
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%cast.neg.b = bitcast <2 x half> %neg.b to <2 x i16>
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%mul = mul <2 x i16> %cast.neg.a, %cast.neg.b
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ret <2 x i16> %mul
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}
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