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llvm-mirror/test/CodeGen/AMDGPU/sgpr-copy.ll
Konstantin Pyzhov dcee563d39 [AMDGPU] Disable 'Skip Uniform Regions' optimization by default for AMDGPU. 
Reviewers: sameerds, dstuttard

Differential Revision: https://reviews.llvm.org/D77228
2020-04-06 09:05:58 -04:00

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LLVM
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck %s
; CHECK-LABEL: {{^}}phi1:
; CHECK: s_buffer_load_dword [[DST:s[0-9]]], {{s\[[0-9]+:[0-9]+\]}}, 0x0
; CHECK: ; %bb.1: ; %ELSE
; CHECK: s_xor_b32 s{{[0-9]}}, [[DST]]
define amdgpu_ps void @phi1(<4 x i32> addrspace(4)* inreg %arg, <4 x i32> addrspace(4)* inreg %arg1, <8 x i32> addrspace(4)* inreg %arg2, i32 inreg %arg3, <2 x i32> %arg4, <2 x i32> %arg5, <2 x i32> %arg6, <3 x i32> %arg7, <2 x i32> %arg8, <2 x i32> %arg9, <2 x i32> %arg10, float %arg11, float %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, float %arg19) #0 {
main_body:
%tmp = getelementptr <4 x i32>, <4 x i32> addrspace(4)* %arg, i32 0
%tmp20 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp, !tbaa !0
%tmp21 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 0, i32 0)
%tmp22 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 16, i32 0)
%tmp23 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 32, i32 0)
%tmp24 = fptosi float %tmp22 to i32
%tmp25 = icmp ne i32 %tmp24, 0
br i1 %tmp25, label %ENDIF, label %ELSE
ELSE: ; preds = %main_body
%tmp26 = fsub float -0.000000e+00, %tmp21
br label %ENDIF
ENDIF: ; preds = %ELSE, %main_body
%temp.0 = phi float [ %tmp26, %ELSE ], [ %tmp21, %main_body ]
%tmp27 = fadd float %temp.0, %tmp23
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %tmp27, float %tmp27, float 0.000000e+00, float 1.000000e+00, i1 true, i1 true) #0
ret void
}
; Make sure this program doesn't crash
; CHECK-LABEL: {{^}}phi2:
define amdgpu_ps void @phi2(<4 x i32> addrspace(4)* inreg %arg, <4 x i32> addrspace(4)* inreg %arg1, <8 x i32> addrspace(4)* inreg %arg2, i32 inreg %arg3, <2 x i32> %arg4, <2 x i32> %arg5, <2 x i32> %arg6, <3 x i32> %arg7, <2 x i32> %arg8, <2 x i32> %arg9, <2 x i32> %arg10, float %arg11, float %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, float %arg19) #1 {
main_body:
%tmp = getelementptr <4 x i32>, <4 x i32> addrspace(4)* %arg, i32 0
%tmp20 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp, !tbaa !0
%tmp21 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 16, i32 0)
%tmp22 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 32, i32 0)
%tmp23 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 36, i32 0)
%tmp24 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 40, i32 0)
%tmp25 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 48, i32 0)
%tmp26 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 52, i32 0)
%tmp27 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 56, i32 0)
%tmp28 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 64, i32 0)
%tmp29 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 68, i32 0)
%tmp30 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 72, i32 0)
%tmp31 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 76, i32 0)
%tmp32 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 80, i32 0)
%tmp33 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 84, i32 0)
%tmp34 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 88, i32 0)
%tmp35 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 92, i32 0)
%tmp36 = getelementptr <8 x i32>, <8 x i32> addrspace(4)* %arg2, i32 0
%tmp37 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp36, !tbaa !0
%tmp38 = getelementptr <4 x i32>, <4 x i32> addrspace(4)* %arg1, i32 0
%tmp39 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp38, !tbaa !0
%i.i = extractelement <2 x i32> %arg5, i32 0
%j.i = extractelement <2 x i32> %arg5, i32 1
%i.f.i = bitcast i32 %i.i to float
%j.f.i = bitcast i32 %j.i to float
%p1.i = call float @llvm.amdgcn.interp.p1(float %i.f.i, i32 0, i32 0, i32 %arg3) #1
%p2.i = call float @llvm.amdgcn.interp.p2(float %p1.i, float %j.f.i, i32 0, i32 0, i32 %arg3) #1
%i.i19 = extractelement <2 x i32> %arg5, i32 0
%j.i20 = extractelement <2 x i32> %arg5, i32 1
%i.f.i21 = bitcast i32 %i.i19 to float
%j.f.i22 = bitcast i32 %j.i20 to float
%p1.i23 = call float @llvm.amdgcn.interp.p1(float %i.f.i21, i32 1, i32 0, i32 %arg3) #1
%p2.i24 = call float @llvm.amdgcn.interp.p2(float %p1.i23, float %j.f.i22, i32 1, i32 0, i32 %arg3) #1
%i.i13 = extractelement <2 x i32> %arg5, i32 0
%j.i14 = extractelement <2 x i32> %arg5, i32 1
%i.f.i15 = bitcast i32 %i.i13 to float
%j.f.i16 = bitcast i32 %j.i14 to float
%p1.i17 = call float @llvm.amdgcn.interp.p1(float %i.f.i15, i32 0, i32 1, i32 %arg3) #1
%p2.i18 = call float @llvm.amdgcn.interp.p2(float %p1.i17, float %j.f.i16, i32 0, i32 1, i32 %arg3) #1
%i.i7 = extractelement <2 x i32> %arg5, i32 0
%j.i8 = extractelement <2 x i32> %arg5, i32 1
%i.f.i9 = bitcast i32 %i.i7 to float
%j.f.i10 = bitcast i32 %j.i8 to float
%p1.i11 = call float @llvm.amdgcn.interp.p1(float %i.f.i9, i32 1, i32 1, i32 %arg3) #1
%p2.i12 = call float @llvm.amdgcn.interp.p2(float %p1.i11, float %j.f.i10, i32 1, i32 1, i32 %arg3) #1
%i.i1 = extractelement <2 x i32> %arg5, i32 0
%j.i2 = extractelement <2 x i32> %arg5, i32 1
%i.f.i3 = bitcast i32 %i.i1 to float
%j.f.i4 = bitcast i32 %j.i2 to float
%p1.i5 = call float @llvm.amdgcn.interp.p1(float %i.f.i3, i32 2, i32 1, i32 %arg3) #1
%p2.i6 = call float @llvm.amdgcn.interp.p2(float %p1.i5, float %j.f.i4, i32 2, i32 1, i32 %arg3) #1
%tmp39.bc = bitcast <4 x i32> %tmp39 to <4 x i32>
%tmp1 = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float %p2.i, float %p2.i24, <8 x i32> %tmp37, <4 x i32> %tmp39.bc, i1 0, i32 0, i32 0)
%tmp50 = extractelement <4 x float> %tmp1, i32 2
%tmp51 = call float @llvm.fabs.f32(float %tmp50)
%tmp52 = fmul float %p2.i18, %p2.i18
%tmp53 = fmul float %p2.i12, %p2.i12
%tmp54 = fadd float %tmp53, %tmp52
%tmp55 = fmul float %p2.i6, %p2.i6
%tmp56 = fadd float %tmp54, %tmp55
%tmp57 = call float @llvm.amdgcn.rsq.f32(float %tmp56)
%tmp58 = fmul float %p2.i18, %tmp57
%tmp59 = fmul float %p2.i12, %tmp57
%tmp60 = fmul float %p2.i6, %tmp57
%tmp61 = fmul float %tmp58, %tmp22
%tmp62 = fmul float %tmp59, %tmp23
%tmp63 = fadd float %tmp62, %tmp61
%tmp64 = fmul float %tmp60, %tmp24
%tmp65 = fadd float %tmp63, %tmp64
%tmp66 = fsub float -0.000000e+00, %tmp25
%tmp67 = fmul float %tmp65, %tmp51
%tmp68 = fadd float %tmp67, %tmp66
%tmp69 = fmul float %tmp26, %tmp68
%tmp70 = fmul float %tmp27, %tmp68
%tmp71 = call float @llvm.fabs.f32(float %tmp69)
%tmp72 = fcmp olt float 0x3EE4F8B580000000, %tmp71
%tmp73 = sext i1 %tmp72 to i32
%tmp74 = bitcast i32 %tmp73 to float
%tmp75 = bitcast float %tmp74 to i32
%tmp76 = icmp ne i32 %tmp75, 0
br i1 %tmp76, label %IF, label %ENDIF
IF: ; preds = %main_body
%tmp77 = fsub float -0.000000e+00, %tmp69
%tmp78 = call float @llvm.exp2.f32(float %tmp77)
%tmp79 = fsub float -0.000000e+00, %tmp78
%tmp80 = fadd float 1.000000e+00, %tmp79
%tmp81 = fdiv float 1.000000e+00, %tmp69
%tmp82 = fmul float %tmp80, %tmp81
%tmp83 = fmul float %tmp31, %tmp82
br label %ENDIF
ENDIF: ; preds = %IF, %main_body
%temp4.0 = phi float [ %tmp83, %IF ], [ %tmp31, %main_body ]
%tmp84 = call float @llvm.fabs.f32(float %tmp70)
%tmp85 = fcmp olt float 0x3EE4F8B580000000, %tmp84
%tmp86 = sext i1 %tmp85 to i32
%tmp87 = bitcast i32 %tmp86 to float
%tmp88 = bitcast float %tmp87 to i32
%tmp89 = icmp ne i32 %tmp88, 0
br i1 %tmp89, label %IF25, label %ENDIF24
IF25: ; preds = %ENDIF
%tmp90 = fsub float -0.000000e+00, %tmp70
%tmp91 = call float @llvm.exp2.f32(float %tmp90)
%tmp92 = fsub float -0.000000e+00, %tmp91
%tmp93 = fadd float 1.000000e+00, %tmp92
%tmp94 = fdiv float 1.000000e+00, %tmp70
%tmp95 = fmul float %tmp93, %tmp94
%tmp96 = fmul float %tmp35, %tmp95
br label %ENDIF24
ENDIF24: ; preds = %IF25, %ENDIF
%temp8.0 = phi float [ %tmp96, %IF25 ], [ %tmp35, %ENDIF ]
%tmp97 = fmul float %tmp28, %temp4.0
%tmp98 = fmul float %tmp29, %temp4.0
%tmp99 = fmul float %tmp30, %temp4.0
%tmp100 = fmul float %tmp32, %temp8.0
%tmp101 = fadd float %tmp100, %tmp97
%tmp102 = fmul float %tmp33, %temp8.0
%tmp103 = fadd float %tmp102, %tmp98
%tmp104 = fmul float %tmp34, %temp8.0
%tmp105 = fadd float %tmp104, %tmp99
%tmp106 = call float @llvm.pow.f32(float %tmp51, float %tmp21)
%tmp107 = fsub float -0.000000e+00, %tmp101
%tmp108 = fmul float %tmp107, %tmp106
%tmp109 = fsub float -0.000000e+00, %tmp103
%tmp110 = fmul float %tmp109, %tmp106
%tmp111 = fsub float -0.000000e+00, %tmp105
%tmp112 = fmul float %tmp111, %tmp106
%tmp113 = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %tmp108, float %tmp110)
%tmp115 = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %tmp112, float 1.000000e+00)
call void @llvm.amdgcn.exp.compr.v2f16(i32 0, i32 15, <2 x half> %tmp113, <2 x half> %tmp115, i1 true, i1 true) #0
ret void
}
; We just want to make sure the program doesn't crash
; CHECK-LABEL: {{^}}loop:
define amdgpu_ps void @loop(<4 x i32> addrspace(4)* inreg %arg, <4 x i32> addrspace(4)* inreg %arg1, <8 x i32> addrspace(4)* inreg %arg2, i32 inreg %arg3, <2 x i32> %arg4, <2 x i32> %arg5, <2 x i32> %arg6, <3 x i32> %arg7, <2 x i32> %arg8, <2 x i32> %arg9, <2 x i32> %arg10, float %arg11, float %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, float %arg19) #0 {
main_body:
%tmp = getelementptr <4 x i32>, <4 x i32> addrspace(4)* %arg, i32 0
%tmp20 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp, !tbaa !0
%tmp21 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 0, i32 0)
%tmp22 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 4, i32 0)
%tmp23 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 8, i32 0)
%tmp24 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp20, i32 12, i32 0)
%tmp25 = fptosi float %tmp24 to i32
%tmp26 = bitcast i32 %tmp25 to float
%tmp27 = bitcast float %tmp26 to i32
br label %LOOP
LOOP: ; preds = %ENDIF, %main_body
%temp4.0 = phi float [ %tmp21, %main_body ], [ %temp5.0, %ENDIF ]
%temp5.0 = phi float [ %tmp22, %main_body ], [ %temp6.0, %ENDIF ]
%temp6.0 = phi float [ %tmp23, %main_body ], [ %temp4.0, %ENDIF ]
%temp8.0 = phi float [ 0.000000e+00, %main_body ], [ %tmp36, %ENDIF ]
%tmp28 = bitcast float %temp8.0 to i32
%tmp29 = icmp sge i32 %tmp28, %tmp27
%tmp30 = sext i1 %tmp29 to i32
%tmp31 = bitcast i32 %tmp30 to float
%tmp32 = bitcast float %tmp31 to i32
%tmp33 = icmp ne i32 %tmp32, 0
br i1 %tmp33, label %IF, label %ENDIF
IF: ; preds = %LOOP
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %temp4.0, float %temp5.0, float %temp6.0, float 1.000000e+00, i1 true, i1 true) #0
ret void
ENDIF: ; preds = %LOOP
%tmp34 = bitcast float %temp8.0 to i32
%tmp35 = add i32 %tmp34, 1
%tmp36 = bitcast i32 %tmp35 to float
br label %LOOP
}
; This checks for a bug in the FixSGPRCopies pass where VReg96
; registers were being identified as an SGPR regclass which was causing
; an assertion failure.
; CHECK-LABEL: {{^}}sample_v3:
; CHECK: v_mov_b32_e32 v[[SAMPLE_LO:[0-9]+]], 5
; CHECK: v_mov_b32_e32 v[[SAMPLE_HI:[0-9]+]], 7
; CHECK: s_branch
; CHECK: BB{{[0-9]+_[0-9]+}}:
; CHECK-DAG: v_mov_b32_e32 v[[SAMPLE_LO:[0-9]+]], 11
; CHECK-DAG: v_mov_b32_e32 v[[SAMPLE_HI:[0-9]+]], 13
; CHECK: image_sample v{{\[[0-9]+:[0-9]+\]}}, v{{\[}}[[SAMPLE_LO]]:[[SAMPLE_HI]]{{\]}}
; CHECK: exp
; CHECK: s_endpgm
define amdgpu_ps void @sample_v3([17 x <4 x i32>] addrspace(4)* inreg %arg, [32 x <4 x i32>] addrspace(4)* inreg %arg1, [16 x <8 x i32>] addrspace(4)* inreg %arg2, float inreg %arg3, i32 inreg %arg4, <2 x i32> %arg5, <2 x i32> %arg6, <2 x i32> %arg7, <3 x i32> %arg8, <2 x i32> %arg9, <2 x i32> %arg10, <2 x i32> %arg11, float %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, float %arg19, float %arg20) #0 {
entry:
%tmp = getelementptr [17 x <4 x i32>], [17 x <4 x i32>] addrspace(4)* %arg, i64 0, i32 0
%tmp21 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp, !tbaa !0
%tmp22 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp21, i32 16, i32 0)
%tmp23 = getelementptr [16 x <8 x i32>], [16 x <8 x i32>] addrspace(4)* %arg2, i64 0, i32 0
%tmp24 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp23, !tbaa !0
%tmp25 = getelementptr [32 x <4 x i32>], [32 x <4 x i32>] addrspace(4)* %arg1, i64 0, i32 0
%tmp26 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp25, !tbaa !0
%tmp27 = fcmp oeq float %tmp22, 0.000000e+00
%tmp26.bc = bitcast <4 x i32> %tmp26 to <4 x i32>
br i1 %tmp27, label %if, label %else
if: ; preds = %entry
%tmp1 = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float 0x36D6000000000000, float 0x36DA000000000000, <8 x i32> %tmp24, <4 x i32> %tmp26.bc, i1 0, i32 0, i32 0)
%val.if.0 = extractelement <4 x float> %tmp1, i32 0
%val.if.1 = extractelement <4 x float> %tmp1, i32 1
%val.if.2 = extractelement <4 x float> %tmp1, i32 2
br label %endif
else: ; preds = %entry
%tmp2 = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float 0x36C4000000000000, float 0x36CC000000000000, <8 x i32> %tmp24, <4 x i32> %tmp26.bc, i1 0, i32 0, i32 0)
%val.else.0 = extractelement <4 x float> %tmp2, i32 0
%val.else.1 = extractelement <4 x float> %tmp2, i32 1
%val.else.2 = extractelement <4 x float> %tmp2, i32 2
br label %endif
endif: ; preds = %else, %if
%val.0 = phi float [ %val.if.0, %if ], [ %val.else.0, %else ]
%val.1 = phi float [ %val.if.1, %if ], [ %val.else.1, %else ]
%val.2 = phi float [ %val.if.2, %if ], [ %val.else.2, %else ]
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %val.0, float %val.1, float %val.2, float 0.000000e+00, i1 true, i1 true) #0
ret void
}
; CHECK-LABEL: {{^}}copy1:
; CHECK: buffer_load_dword
; CHECK: v_add
; CHECK: s_endpgm
define amdgpu_kernel void @copy1(float addrspace(1)* %out, float addrspace(1)* %in0) {
entry:
%tmp = load float, float addrspace(1)* %in0
%tmp1 = fcmp oeq float %tmp, 0.000000e+00
br i1 %tmp1, label %if0, label %endif
if0: ; preds = %entry
%tmp2 = bitcast float %tmp to i32
%tmp3 = fcmp olt float %tmp, 0.000000e+00
br i1 %tmp3, label %if1, label %endif
if1: ; preds = %if0
%tmp4 = add i32 %tmp2, 1
br label %endif
endif: ; preds = %if1, %if0, %entry
%tmp5 = phi i32 [ 0, %entry ], [ %tmp2, %if0 ], [ %tmp4, %if1 ]
%tmp6 = bitcast i32 %tmp5 to float
store float %tmp6, float addrspace(1)* %out
ret void
}
; This test is just checking that we don't crash / assertion fail.
; CHECK-LABEL: {{^}}copy2:
; CHECK: s_endpgm
define amdgpu_ps void @copy2([17 x <4 x i32>] addrspace(4)* inreg %arg, [32 x <4 x i32>] addrspace(4)* inreg %arg1, [16 x <8 x i32>] addrspace(4)* inreg %arg2, float inreg %arg3, i32 inreg %arg4, <2 x i32> %arg5, <2 x i32> %arg6, <2 x i32> %arg7, <3 x i32> %arg8, <2 x i32> %arg9, <2 x i32> %arg10, <2 x i32> %arg11, float %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, float %arg19, float %arg20) #0 {
entry:
br label %LOOP68
LOOP68: ; preds = %ENDIF69, %entry
%temp4.7 = phi float [ 0.000000e+00, %entry ], [ %v, %ENDIF69 ]
%t = phi i32 [ 20, %entry ], [ %x, %ENDIF69 ]
%g = icmp eq i32 0, %t
%l = bitcast float %temp4.7 to i32
br i1 %g, label %IF70, label %ENDIF69
IF70: ; preds = %LOOP68
%q = icmp ne i32 %l, 13
%temp.8 = select i1 %q, float 1.000000e+00, float 0.000000e+00
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %temp.8, float 0.000000e+00, float 0.000000e+00, float 1.000000e+00, i1 true, i1 true) #0
ret void
ENDIF69: ; preds = %LOOP68
%u = add i32 %l, %t
%v = bitcast i32 %u to float
%x = add i32 %t, -1
br label %LOOP68
}
; This test checks that image_sample resource descriptors aren't loaded into
; vgprs. The verifier will fail if this happens.
; CHECK-LABEL:{{^}}sample_rsrc
; CHECK: s_cmp_eq_u32
; CHECK: s_cbranch_scc0 [[END:BB[0-9]+_[0-9]+]]
; CHECK: v_add_{{[iu]}}32_e32 v[[ADD:[0-9]+]], vcc, 1, v{{[0-9]+}}
; [[END]]:
; CHECK: image_sample v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+}}:[[ADD]]{{\]}}
; CHECK: s_endpgm
define amdgpu_ps void @sample_rsrc([6 x <4 x i32>] addrspace(4)* inreg %arg, [17 x <4 x i32>] addrspace(4)* inreg %arg1, [16 x <4 x i32>] addrspace(4)* inreg %arg2, [32 x <8 x i32>] addrspace(4)* inreg %arg3, float inreg %arg4, i32 inreg %arg5, <2 x i32> %arg6, <2 x i32> %arg7, <2 x i32> %arg8, <3 x i32> %arg9, <2 x i32> %arg10, <2 x i32> %arg11, <2 x i32> %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, i32 %arg19, float %arg20, float %arg21) #0 {
bb:
%tmp = getelementptr [17 x <4 x i32>], [17 x <4 x i32>] addrspace(4)* %arg1, i32 0, i32 0
%tmp22 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp, !tbaa !3
%tmp23 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> %tmp22, i32 16, i32 0)
%tmp25 = getelementptr [32 x <8 x i32>], [32 x <8 x i32>] addrspace(4)* %arg3, i32 0, i32 0
%tmp26 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp25, !tbaa !3
%tmp27 = getelementptr [16 x <4 x i32>], [16 x <4 x i32>] addrspace(4)* %arg2, i32 0, i32 0
%tmp28 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp27, !tbaa !3
%i.i = extractelement <2 x i32> %arg7, i32 0
%j.i = extractelement <2 x i32> %arg7, i32 1
%i.f.i = bitcast i32 %i.i to float
%j.f.i = bitcast i32 %j.i to float
%p1.i = call float @llvm.amdgcn.interp.p1(float %i.f.i, i32 0, i32 0, i32 %arg5) #0
%p2.i = call float @llvm.amdgcn.interp.p2(float %p1.i, float %j.f.i, i32 0, i32 0, i32 %arg5) #0
%i.i1 = extractelement <2 x i32> %arg7, i32 0
%j.i2 = extractelement <2 x i32> %arg7, i32 1
%i.f.i3 = bitcast i32 %i.i1 to float
%j.f.i4 = bitcast i32 %j.i2 to float
%p1.i5 = call float @llvm.amdgcn.interp.p1(float %i.f.i3, i32 1, i32 0, i32 %arg5) #0
%p2.i6 = call float @llvm.amdgcn.interp.p2(float %p1.i5, float %j.f.i4, i32 1, i32 0, i32 %arg5) #0
%tmp31 = bitcast float %tmp23 to i32
%tmp36 = icmp ne i32 %tmp31, 0
br i1 %tmp36, label %bb38, label %bb80
bb38: ; preds = %bb
%tmp56 = bitcast <8 x i32> %tmp26 to <8 x i32>
%tmp2 = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float %p2.i, float %p2.i6, <8 x i32> %tmp56, <4 x i32> %tmp28, i1 0, i32 0, i32 0)
br label %bb71
bb80: ; preds = %bb
%tmp81 = bitcast float %p2.i to i32
%tmp82 = bitcast float %p2.i6 to i32
%tmp82.2 = add i32 %tmp82, 1
%tmp83 = bitcast i32 %tmp81 to float
%tmp84 = bitcast i32 %tmp82.2 to float
%tmp85 = bitcast <8 x i32> %tmp26 to <8 x i32>
%tmp3 = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float %tmp83, float %tmp84, <8 x i32> %tmp85, <4 x i32> %tmp28, i1 0, i32 0, i32 0)
br label %bb71
bb71: ; preds = %bb80, %bb38
%tmp72 = phi <4 x float> [ %tmp2, %bb38 ], [ %tmp3, %bb80 ]
%tmp88 = extractelement <4 x float> %tmp72, i32 0
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %tmp88, float %tmp88, float %tmp88, float %tmp88, i1 true, i1 true) #0
ret void
}
; Check the resource descriptor is stored in an sgpr.
; CHECK-LABEL: {{^}}mimg_srsrc_sgpr:
; CHECK: image_sample v{{[0-9]+}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0x1
define amdgpu_ps void @mimg_srsrc_sgpr([34 x <8 x i32>] addrspace(4)* inreg %arg) #0 {
bb:
%tid = call i32 @llvm.amdgcn.mbcnt.lo(i32 -1, i32 0) #0
%tmp7 = getelementptr [34 x <8 x i32>], [34 x <8 x i32>] addrspace(4)* %arg, i32 0, i32 %tid
%tmp8 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp7, align 32, !tbaa !0
%tmp = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float 7.500000e-01, float 2.500000e-01, <8 x i32> %tmp8, <4 x i32> undef, i1 0, i32 0, i32 0)
%tmp10 = extractelement <4 x float> %tmp, i32 0
%tmp12 = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float undef, float %tmp10)
call void @llvm.amdgcn.exp.compr.v2f16(i32 0, i32 15, <2 x half> %tmp12, <2 x half> undef, i1 true, i1 true) #0
ret void
}
; Check the sampler is stored in an sgpr.
; CHECK-LABEL: {{^}}mimg_ssamp_sgpr:
; CHECK: image_sample v{{[0-9]+}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0x1
define amdgpu_ps void @mimg_ssamp_sgpr([17 x <4 x i32>] addrspace(4)* inreg %arg) #0 {
bb:
%tid = call i32 @llvm.amdgcn.mbcnt.lo(i32 -1, i32 0) #0
%tmp7 = getelementptr [17 x <4 x i32>], [17 x <4 x i32>] addrspace(4)* %arg, i32 0, i32 %tid
%tmp8 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp7, align 16, !tbaa !0
%tmp = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float 7.500000e-01, float 2.500000e-01, <8 x i32> undef, <4 x i32> %tmp8, i1 0, i32 0, i32 0)
%tmp10 = extractelement <4 x float> %tmp, i32 0
%tmp12 = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %tmp10, float undef)
call void @llvm.amdgcn.exp.compr.v2f16(i32 0, i32 15, <2 x half> %tmp12, <2 x half> undef, i1 true, i1 true) #0
ret void
}
declare float @llvm.fabs.f32(float) #1
declare float @llvm.amdgcn.rsq.f32(float) #1
declare float @llvm.exp2.f32(float) #1
declare float @llvm.pow.f32(float, float) #1
declare i32 @llvm.amdgcn.mbcnt.lo(i32, i32) #1
declare float @llvm.amdgcn.interp.p1(float, i32, i32, i32) #1
declare float @llvm.amdgcn.interp.p2(float, float, i32, i32, i32) #1
declare void @llvm.amdgcn.exp.f32(i32, i32, float, float, float, float, i1, i1) #0
declare void @llvm.amdgcn.exp.compr.v2f16(i32, i32, <2 x half>, <2 x half>, i1, i1) #0
declare <2 x half> @llvm.amdgcn.cvt.pkrtz(float, float) #1
declare <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32, float, float, <8 x i32>, <4 x i32>, i1, i32, i32) #2
declare float @llvm.amdgcn.s.buffer.load.f32(<4 x i32>, i32, i32) #1
attributes #0 = { nounwind }
attributes #1 = { nounwind readnone }
attributes #2 = { nounwind readonly }
!0 = !{!1, !1, i64 0, i32 1}
!1 = !{!"const", !2}
!2 = !{!"tbaa root"}
!3 = !{!1, !1, i64 0}
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