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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx906 < %s | FileCheck --check-prefix=GFX906 %s3; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1011 < %s | FileCheck --check-prefix=GFX10PLUS %s4; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1012 < %s | FileCheck --check-prefix=GFX10PLUS %s5; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1100 -amdgpu-enable-delay-alu=0 < %s | FileCheck --check-prefix=GFX10PLUS %s6 7define float @v_fdot2(<2 x half> %a, <2 x half> %b, float %c) {8; GFX906-LABEL: v_fdot2:9; GFX906: ; %bb.0:10; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)11; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v212; GFX906-NEXT: s_setpc_b64 s[30:31]13 %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %c, i1 false)14 ret float %r15}16 17define float @v_fdot2_clamp(<2 x half> %a, <2 x half> %b, float %c) {18; GFX906-LABEL: v_fdot2_clamp:19; GFX906: ; %bb.0:20; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)21; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 clamp22; GFX906-NEXT: s_setpc_b64 s[30:31]23;24; GFX10PLUS-LABEL: v_fdot2_clamp:25; GFX10PLUS: ; %bb.0:26; GFX10PLUS-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)27; GFX10PLUS-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 clamp28; GFX10PLUS-NEXT: s_setpc_b64 s[30:31]29 %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %c, i1 true)30 ret float %r31}32 33define float @v_fdot2_neg_a(<2 x half> %a, <2 x half> %b, float %c) {34; GFX906-LABEL: v_fdot2_neg_a:35; GFX906: ; %bb.0:36; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)37; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[1,0,0] neg_hi:[1,0,0]38; GFX906-NEXT: s_setpc_b64 s[30:31]39 %neg.a = fneg <2 x half> %a40 %r = call float @llvm.amdgcn.fdot2(<2 x half> %neg.a, <2 x half> %b, float %c, i1 false)41 ret float %r42}43 44define float @v_fdot2_neg_b(<2 x half> %a, <2 x half> %b, float %c) {45; GFX906-LABEL: v_fdot2_neg_b:46; GFX906: ; %bb.0:47; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)48; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[0,1,0] neg_hi:[0,1,0]49; GFX906-NEXT: s_setpc_b64 s[30:31]50 %neg.b = fneg <2 x half> %b51 %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %neg.b, float %c, i1 false)52 ret float %r53}54 55define float @v_fdot2_neg_a_neg_b(<2 x half> %a, <2 x half> %b, float %c) {56; GFX906-LABEL: v_fdot2_neg_a_neg_b:57; GFX906: ; %bb.0:58; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)59; GFX906-NEXT: v_dot2_f32_f16 v0, v1, v1, v2 neg_lo:[1,1,0] neg_hi:[1,1,0]60; GFX906-NEXT: s_setpc_b64 s[30:31]61 %neg.a = fneg <2 x half> %b62 %neg.b = fneg <2 x half> %b63 %r = call float @llvm.amdgcn.fdot2(<2 x half> %neg.a, <2 x half> %neg.b, float %c, i1 false)64 ret float %r65}66 67define float @v_fdot2_neg_c(<2 x half> %a, <2 x half> %b, float %c) {68; GFX906-LABEL: v_fdot2_neg_c:69; GFX906: ; %bb.0:70; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)71; GFX906-NEXT: v_xor_b32_e32 v2, 0x80000000, v272; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v273; GFX906-NEXT: s_setpc_b64 s[30:31]74 %neg.c = fneg float %c75 %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %neg.c, i1 false)76 ret float %r77}78 79define float @v_fdot2_inline_literal_a(<2 x half> %b, float %c) {80; GFX906-LABEL: v_fdot2_inline_literal_a:81; GFX906: ; %bb.0:82; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)83; GFX906-NEXT: v_dot2_f32_f16 v0, 2.0, v0, v1 op_sel_hi:[0,1,1]84; GFX906-NEXT: s_setpc_b64 s[30:31]85 %ret = tail call float @llvm.amdgcn.fdot2(<2 x half> <half 2.0, half 2.0>, <2 x half> %b, float %c, i1 false)86 ret float %ret87}88 89define float @v_fdot2_inline_literal_b(<2 x half> %a, float %c) {90; GFX906-LABEL: v_fdot2_inline_literal_b:91; GFX906: ; %bb.0:92; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)93; GFX906-NEXT: v_dot2_f32_f16 v0, v0, 2.0, v1 op_sel_hi:[1,0,1]94; GFX906-NEXT: s_setpc_b64 s[30:31]95 %ret = tail call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> <half 2.0, half 2.0>, float %c, i1 false)96 ret float %ret97}98 99define float @v_fdot2_inline_literal_c(<2 x half> %a, <2 x half> %b) {100; GFX906-LABEL: v_fdot2_inline_literal_c:101; GFX906: ; %bb.0:102; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)103; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, 1.0104; GFX906-NEXT: s_setpc_b64 s[30:31]105 %ret = tail call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float 1.0, i1 false)106 ret float %ret107}108 109declare float @llvm.amdgcn.fdot2(<2 x half>, <2 x half>, float, i1 immarg) #0110 111attributes #0 = { nounwind readnone speculatable }112