mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-02-12 03:32:10 +00:00
16fc5e9c0f
The expansion code does the same thing. Since the operands were not defined with the correct types, this has the side effect of fixing operand folding since the expanded pseudo would never use SGPRs or inline immediates. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230072 91177308-0d34-0410-b5e6-96231b3b80d8
101 lines
4.2 KiB
LLVM
101 lines
4.2 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=amdgcn -mcpu=tonga -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_add_f64 {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, -|v{{\[[0-9]+:[0-9]+\]}}|
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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_mov_b32_e32 [[IMMREG:v[0-9]+]], 0x80000000
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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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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; SI: s_load_dwordx2 s{{\[}}[[LO_X:[0-9]+]]:[[HI_X:[0-9]+]]{{\]}}
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; SI: s_load_dwordx2
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; SI: v_mov_b32_e32 [[IMMREG:v[0-9]+]], 0x80000000
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; SI-DAG: v_or_b32_e32 v[[HI_V:[0-9]+]], s[[HI_X]], [[IMMREG]]
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; SI-DAG: v_mov_b32_e32 v[[LO_V:[0-9]+]], s[[LO_X]]
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; SI: buffer_store_dwordx2 v{{\[}}[[LO_V]]:[[HI_V]]{{\]}}
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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_mov_b32_e32 [[IMMREG:v[0-9]+]], 0x80000000
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; SI-NOT: 0x80000000
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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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_mov_b32_e32 [[IMMREG:v[0-9]+]], 0x80000000
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; SI-NOT: 0x80000000
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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; SI: v_or_b32_e32 v{{[0-9]+}}, s{{[0-9]+}}, [[IMMREG]]
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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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