| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -global-isel -march=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX906 %s |
| ; RUN: llc -global-isel -march=amdgcn -mcpu=gfx1011 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX10 %s |
| ; RUN: llc -global-isel -march=amdgcn -mcpu=gfx1012 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX10 %s |
| |
| define float @v_fdot2(<2 x half> %a, <2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %c, i1 false) |
| ret float %r |
| } |
| |
| define float @v_fdot2_clamp(<2 x half> %a, <2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2_clamp: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 clamp |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_clamp: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 clamp |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %c, i1 true) |
| ret float %r |
| } |
| |
| define float @v_fdot2_neg_a(<2 x half> %a, <2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2_neg_a: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[1,0,0] neg_hi:[1,0,0] |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_neg_a: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[1,0,0] neg_hi:[1,0,0] |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %neg.a = fneg <2 x half> %a |
| %r = call float @llvm.amdgcn.fdot2(<2 x half> %neg.a, <2 x half> %b, float %c, i1 false) |
| ret float %r |
| } |
| |
| define float @v_fdot2_neg_b(<2 x half> %a, <2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2_neg_b: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[0,1,0] neg_hi:[0,1,0] |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_neg_b: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[0,1,0] neg_hi:[0,1,0] |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %neg.b = fneg <2 x half> %b |
| %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %neg.b, float %c, i1 false) |
| ret float %r |
| } |
| |
| define float @v_fdot2_neg_a_neg_b(<2 x half> %a, <2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2_neg_a_neg_b: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v1, v1, v2 neg_lo:[1,1,0] neg_hi:[1,1,0] |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_neg_a_neg_b: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v1, v1, v2 neg_lo:[1,1,0] neg_hi:[1,1,0] |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %neg.a = fneg <2 x half> %b |
| %neg.b = fneg <2 x half> %b |
| %r = call float @llvm.amdgcn.fdot2(<2 x half> %neg.a, <2 x half> %neg.b, float %c, i1 false) |
| ret float %r |
| } |
| |
| define float @v_fdot2_neg_c(<2 x half> %a, <2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2_neg_c: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[0,0,1] neg_hi:[0,0,1] |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_neg_c: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, v1, v2 neg_lo:[0,0,1] neg_hi:[0,0,1] |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %neg.c = fneg float %c |
| %r = call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %neg.c, i1 false) |
| ret float %r |
| } |
| |
| define float @v_fdot2_inline_literal_a(<2 x half> %b, float %c) { |
| ; GFX906-LABEL: v_fdot2_inline_literal_a: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: s_movk_i32 s4, 0x4000 |
| ; GFX906-NEXT: s_pack_ll_b32_b16 s4, s4, s4 |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, s4, v0, v1 |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_inline_literal_a: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: s_movk_i32 s4, 0x4000 |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_pack_ll_b32_b16 s4, s4, s4 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, s4, v0, v1 |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %ret = tail call float @llvm.amdgcn.fdot2(<2 x half> <half 2.0, half 2.0>, <2 x half> %b, float %c, i1 false) |
| ret float %ret |
| } |
| |
| define float @v_fdot2_inline_literal_b(<2 x half> %a, float %c) { |
| ; GFX906-LABEL: v_fdot2_inline_literal_b: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: s_movk_i32 s4, 0x4000 |
| ; GFX906-NEXT: s_pack_ll_b32_b16 s4, s4, s4 |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, s4, v1 |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_inline_literal_b: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: s_movk_i32 s4, 0x4000 |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_pack_ll_b32_b16 s4, s4, s4 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, s4, v1 |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %ret = tail call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> <half 2.0, half 2.0>, float %c, i1 false) |
| ret float %ret |
| } |
| |
| define float @v_fdot2_inline_literal_c(<2 x half> %a, <2 x half> %b) { |
| ; GFX906-LABEL: v_fdot2_inline_literal_c: |
| ; GFX906: ; %bb.0: |
| ; GFX906-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX906-NEXT: v_dot2_f32_f16 v0, v0, v1, 1.0 |
| ; GFX906-NEXT: s_setpc_b64 s[30:31] |
| ; |
| ; GFX10-LABEL: v_fdot2_inline_literal_c: |
| ; GFX10: ; %bb.0: |
| ; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; GFX10-NEXT: s_waitcnt_vscnt null, 0x0 |
| ; GFX10-NEXT: v_dot2_f32_f16 v0, v0, v1, 1.0 |
| ; GFX10-NEXT: ; implicit-def: $vcc_hi |
| ; GFX10-NEXT: s_setpc_b64 s[30:31] |
| %ret = tail call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float 1.0, i1 false) |
| ret float %ret |
| } |
| |
| declare float @llvm.amdgcn.fdot2(<2 x half>, <2 x half>, float, i1 immarg) #0 |
| |
| attributes #0 = { nounwind readnone speculatable } |