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https://github.com/c64scene-ar/llvm-6502.git
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8eaed0f63d
This matches the format produced by the AMD proprietary driver.
//==================================================================//
// Shell script for converting .ll test cases: (Pass the .ll files
you want to convert to this script as arguments).
//==================================================================//
; This was necessary on my system so that A-Z in sed would match only
; upper case. I'm not sure why.
export LC_ALL='C'
TEST_FILES="$*"
MATCHES=`grep -v Patterns SIInstructions.td | grep -o '"[A-Z0-9_]\+["e]' | grep -o '[A-Z0-9_]\+' | sort -r`
for f in $TEST_FILES; do
# Check that there are SI tests:
grep -q -e 'verde' -e 'bonaire' -e 'SI' -e 'tahiti' $f
if [ $? -eq 0 ]; then
for match in $MATCHES; do
sed -i -e "s/\([ :]$match\)/\L\1/" $f
done
# Try to get check lines with partial instruction names
sed -i 's/\(;[ ]*SI[A-Z\\-]*: \)\([A-Z_0-9]\+\)/\1\L\2/' $f
fi
done
sed -i -e 's/bb0_1/BB0_1/g' ../../../test/CodeGen/R600/infinite-loop.ll
sed -i -e 's/SI-NOT: bfe/SI-NOT: {{[^@]}}bfe/g'../../../test/CodeGen/R600/llvm.AMDGPU.bfe.*32.ll ../../../test/CodeGen/R600/sext-in-reg.ll
sed -i -e 's/exp_IEEE/EXP_IEEE/g' ../../../test/CodeGen/R600/llvm.exp2.ll
sed -i -e 's/numVgprs/NumVgprs/g' ../../../test/CodeGen/R600/register-count-comments.ll
sed -i 's/\(; CHECK[-NOT]*: \)\([A-Z_0-9]\+\)/\1\L\2/' ../../../test/CodeGen/R600/select64.ll ../../../test/CodeGen/R600/sgpr-copy.ll
//==================================================================//
// Shell script for converting .td files (run this last)
//==================================================================//
export LC_ALL='C'
sed -i -e '/Patterns/!s/\("[A-Z0-9_]\+[ "e]\)/\L\1/g' SIInstructions.td
sed -i -e 's/"EXP/"exp/g' SIInstrInfo.td
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221350 91177308-0d34-0410-b5e6-96231b3b80d8
69 lines
2.0 KiB
LLVM
69 lines
2.0 KiB
LLVM
; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
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; FUNC-LABEL: {{^}}fneg_f32:
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; R600: -PV
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; SI: v_xor_b32
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define void @fneg_f32(float addrspace(1)* %out, float %in) {
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%fneg = fsub float -0.000000e+00, %in
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store float %fneg, float addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}fneg_v2f32:
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; R600: -PV
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; R600: -PV
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; SI: v_xor_b32
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; SI: v_xor_b32
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define void @fneg_v2f32(<2 x float> addrspace(1)* nocapture %out, <2 x float> %in) {
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%fneg = fsub <2 x float> <float -0.000000e+00, float -0.000000e+00>, %in
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store <2 x float> %fneg, <2 x float> addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}fneg_v4f32:
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; R600: -PV
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; R600: -T
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; R600: -PV
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; R600: -PV
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; SI: v_xor_b32
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; SI: v_xor_b32
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; SI: v_xor_b32
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; SI: v_xor_b32
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define void @fneg_v4f32(<4 x float> addrspace(1)* nocapture %out, <4 x float> %in) {
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%fneg = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %in
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store <4 x float> %fneg, <4 x float> addrspace(1)* %out
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ret void
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}
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; DAGCombiner will transform:
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; (fneg (f32 bitcast (i32 a))) => (f32 bitcast (xor (i32 a), 0x80000000))
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; unless the target returns true for isNegFree()
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; FUNC-LABEL: {{^}}fneg_free_f32:
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; R600-NOT: XOR
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; R600: -KC0[2].Z
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; XXX: We could use v_add_f32_e64 with the negate bit here instead.
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; SI: v_sub_f32_e64 v{{[0-9]}}, 0.0, s{{[0-9]+$}}
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define void @fneg_free_f32(float addrspace(1)* %out, i32 %in) {
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%bc = bitcast i32 %in to float
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%fsub = fsub float 0.0, %bc
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store float %fsub, float addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}fneg_fold_f32:
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; SI: s_load_dword [[NEG_VALUE:s[0-9]+]], s[{{[0-9]+:[0-9]+}}], 0xb
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; SI-NOT: xor
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; SI: v_mul_f32_e64 v{{[0-9]+}}, -[[NEG_VALUE]], [[NEG_VALUE]]
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define void @fneg_fold_f32(float addrspace(1)* %out, float %in) {
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%fsub = fsub float -0.0, %in
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%fmul = fmul float %fsub, %in
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store float %fmul, float addrspace(1)* %out
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ret void
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}
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