90 lines
3.6 KiB
LLVM
90 lines
3.6 KiB
LLVM
; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; FIXME: Check something here. Currently it seems fabs + fneg aren't
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; into 2 modifiers, although theoretically that should work.
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; FUNC-LABEL: @fneg_fabs_fadd_f64
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; SI: V_AND_B32_e32 v[[FABS:[0-9]+]], 0x7fffffff, {{v[0-9]+}}
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; SI: V_ADD_F64 {{v\[[0-9]+:[0-9]+\]}}, {{v\[[0-9]+:[0-9]+\]}}, -v{{\[[0-9]+}}:[[FABS]]{{\]}}
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define void @fneg_fabs_fadd_f64(double addrspace(1)* %out, double %x, double %y) {
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%fabs = call double @llvm.fabs.f64(double %x)
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%fsub = fsub double -0.000000e+00, %fabs
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%fadd = fadd double %y, %fsub
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store double %fadd, double addrspace(1)* %out, align 8
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ret void
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}
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define void @v_fneg_fabs_fadd_f64(double addrspace(1)* %out, double addrspace(1)* %xptr, double addrspace(1)* %yptr) {
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%x = load double addrspace(1)* %xptr, align 8
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%y = load double addrspace(1)* %xptr, align 8
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%fabs = call double @llvm.fabs.f64(double %x)
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%fsub = fsub double -0.000000e+00, %fabs
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%fadd = fadd double %y, %fsub
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store double %fadd, double addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: @fneg_fabs_fmul_f64
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; SI: V_MUL_F64 {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, -|{{v\[[0-9]+:[0-9]+\]}}|
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define void @fneg_fabs_fmul_f64(double addrspace(1)* %out, double %x, double %y) {
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%fabs = call double @llvm.fabs.f64(double %x)
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%fsub = fsub double -0.000000e+00, %fabs
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%fmul = fmul double %y, %fsub
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store double %fmul, double addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: @fneg_fabs_free_f64
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define void @fneg_fabs_free_f64(double addrspace(1)* %out, i64 %in) {
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%bc = bitcast i64 %in to double
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%fabs = call double @llvm.fabs.f64(double %bc)
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%fsub = fsub double -0.000000e+00, %fabs
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store double %fsub, double addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fneg_fabs_fn_free_f64
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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define void @fneg_fabs_fn_free_f64(double addrspace(1)* %out, i64 %in) {
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%bc = bitcast i64 %in to double
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%fabs = call double @fabs(double %bc)
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%fsub = fsub double -0.000000e+00, %fabs
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store double %fsub, double addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fneg_fabs_f64
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define void @fneg_fabs_f64(double addrspace(1)* %out, double %in) {
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%fabs = call double @llvm.fabs.f64(double %in)
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%fsub = fsub double -0.000000e+00, %fabs
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store double %fsub, double addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: @fneg_fabs_v2f64
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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define void @fneg_fabs_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %in) {
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%fabs = call <2 x double> @llvm.fabs.v2f64(<2 x double> %in)
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%fsub = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %fabs
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store <2 x double> %fsub, <2 x double> addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fneg_fabs_v4f64
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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; SI: V_OR_B32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}}
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define void @fneg_fabs_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %in) {
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%fabs = call <4 x double> @llvm.fabs.v4f64(<4 x double> %in)
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%fsub = fsub <4 x double> <double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00>, %fabs
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store <4 x double> %fsub, <4 x double> addrspace(1)* %out
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ret void
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}
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declare double @fabs(double) readnone
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declare double @llvm.fabs.f64(double) readnone
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declare <2 x double> @llvm.fabs.v2f64(<2 x double>) readnone
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declare <4 x double> @llvm.fabs.v4f64(<4 x double>) readnone
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