derek.holloway
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102 lines
4.4 KiB
LLVM
102 lines
4.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
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; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1250 -mattr=-real-true16 < %s | FileCheck -check-prefixes=GCN,FAKE16 %s
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; xUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1250 -mattr=-real-true16 < %s | FileCheck -check-prefixes=GCN,FAKE16 %s
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; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1250 -mattr=+real-true16 < %s | FileCheck -check-prefixes=GCN,REAL16 %s
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; xUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1250 -mattr=+real-true16 < %s | FileCheck -check-prefixes=GCN,REAL16 %s
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; FIXME: GlobalISel does not work with bf16
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declare bfloat @llvm.amdgcn.exp2.bf16(bfloat) #0
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define amdgpu_kernel void @exp_bf16(ptr addrspace(1) %out, bfloat %src) #1 {
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; FAKE16-LABEL: exp_bf16:
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; FAKE16: ; %bb.0:
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; FAKE16-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
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; FAKE16-NEXT: v_nop
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; FAKE16-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_WAVE_MODE, 25, 1), 1 ; msbs: dst=0 src0=0 src1=0 src2=0
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; FAKE16-NEXT: s_load_b96 s[0:2], s[4:5], 0x24 nv
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; FAKE16-NEXT: v_mov_b32_e32 v1, 0
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; FAKE16-NEXT: s_wait_kmcnt 0x0
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; FAKE16-NEXT: v_exp_bf16_e32 v0, s2
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; FAKE16-NEXT: global_store_b16 v1, v0, s[0:1]
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; FAKE16-NEXT: s_endpgm
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;
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; REAL16-LABEL: exp_bf16:
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; REAL16: ; %bb.0:
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; REAL16-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
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; REAL16-NEXT: v_nop
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; REAL16-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_WAVE_MODE, 25, 1), 1 ; msbs: dst=0 src0=0 src1=0 src2=0
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; REAL16-NEXT: s_load_b96 s[0:2], s[4:5], 0x24 nv
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; REAL16-NEXT: v_mov_b32_e32 v1, 0
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; REAL16-NEXT: s_wait_kmcnt 0x0
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; REAL16-NEXT: v_exp_bf16_e32 v0.l, s2
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; REAL16-NEXT: global_store_b16 v1, v0, s[0:1]
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; REAL16-NEXT: s_endpgm
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%exp = call bfloat @llvm.amdgcn.exp2.bf16(bfloat %src) #0
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store bfloat %exp, ptr addrspace(1) %out, align 2
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ret void
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}
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define amdgpu_kernel void @exp_bf16_constant_4(ptr addrspace(1) %out) #1 {
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; FAKE16-LABEL: exp_bf16_constant_4:
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; FAKE16: ; %bb.0:
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; FAKE16-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
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; FAKE16-NEXT: v_nop
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; FAKE16-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_WAVE_MODE, 25, 1), 1 ; msbs: dst=0 src0=0 src1=0 src2=0
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; FAKE16-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 nv
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; FAKE16-NEXT: v_exp_bf16_e32 v0, 4.0
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; FAKE16-NEXT: v_mov_b32_e32 v1, 0
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; FAKE16-NEXT: s_wait_kmcnt 0x0
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; FAKE16-NEXT: global_store_b16 v1, v0, s[0:1]
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; FAKE16-NEXT: s_endpgm
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;
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; REAL16-LABEL: exp_bf16_constant_4:
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; REAL16: ; %bb.0:
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; REAL16-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
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; REAL16-NEXT: v_nop
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; REAL16-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_WAVE_MODE, 25, 1), 1 ; msbs: dst=0 src0=0 src1=0 src2=0
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; REAL16-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 nv
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; REAL16-NEXT: v_exp_bf16_e32 v0.l, 4.0
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; REAL16-NEXT: v_mov_b32_e32 v1, 0
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; REAL16-NEXT: s_wait_kmcnt 0x0
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; REAL16-NEXT: global_store_b16 v1, v0, s[0:1]
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; REAL16-NEXT: s_endpgm
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%exp = call bfloat @llvm.amdgcn.exp2.bf16(bfloat 4.0) #0
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store bfloat %exp, ptr addrspace(1) %out, align 2
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ret void
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}
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define amdgpu_kernel void @exp_bf16_constant_100(ptr addrspace(1) %out) #1 {
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; FAKE16-LABEL: exp_bf16_constant_100:
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; FAKE16: ; %bb.0:
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; FAKE16-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
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; FAKE16-NEXT: v_nop
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; FAKE16-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_WAVE_MODE, 25, 1), 1 ; msbs: dst=0 src0=0 src1=0 src2=0
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; FAKE16-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 nv
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; FAKE16-NEXT: v_exp_bf16_e32 v0, 0x42c8
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; FAKE16-NEXT: v_mov_b32_e32 v1, 0
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; FAKE16-NEXT: s_wait_kmcnt 0x0
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; FAKE16-NEXT: global_store_b16 v1, v0, s[0:1]
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; FAKE16-NEXT: s_endpgm
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;
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; REAL16-LABEL: exp_bf16_constant_100:
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; REAL16: ; %bb.0:
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; REAL16-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
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; REAL16-NEXT: v_nop
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; REAL16-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_WAVE_MODE, 25, 1), 1 ; msbs: dst=0 src0=0 src1=0 src2=0
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; REAL16-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 nv
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; REAL16-NEXT: v_exp_bf16_e32 v0.l, 0x42c8
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; REAL16-NEXT: v_mov_b32_e32 v1, 0
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; REAL16-NEXT: s_wait_kmcnt 0x0
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; REAL16-NEXT: global_store_b16 v1, v0, s[0:1]
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; REAL16-NEXT: s_endpgm
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%exp = call bfloat @llvm.amdgcn.exp2.bf16(bfloat 100.0) #0
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store bfloat %exp, ptr addrspace(1) %out, align 2
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ret void
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}
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attributes #0 = { nounwind readnone }
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attributes #1 = { nounwind }
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;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
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; GCN: {{.*}}
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