1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-24 13:33:37 +02:00
llvm-mirror/test/CodeGen/R600/salu-to-valu.ll
Tom Stellard 0384d3478f R600/SI: Change all instruction assembly names to lowercase.
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

llvm-svn: 221350
2014-11-05 14:50:53 +00:00

119 lines
3.8 KiB
LLVM

; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s
; In this test both the pointer and the offset operands to the
; BUFFER_LOAD instructions end up being stored in vgprs. This
; requires us to add the pointer and offset together, store the
; result in the offset operand (vaddr), and then store 0 in an
; sgpr register pair and use that for the pointer operand
; (low 64-bits of srsrc).
; CHECK-LABEL: {{^}}mubuf:
; Make sure we aren't using VGPRs for the source operand of s_mov_b64
; CHECK-NOT: s_mov_b64 s[{{[0-9]+:[0-9]+}}], v
; Make sure we aren't using VGPR's for the srsrc operand of BUFFER_LOAD_*
; instructions
; CHECK: buffer_load_ubyte v{{[0-9]+}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], 0 addr64
; CHECK: buffer_load_ubyte v{{[0-9]+}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], 0 addr64
define void @mubuf(i32 addrspace(1)* %out, i8 addrspace(1)* %in) {
entry:
%0 = call i32 @llvm.r600.read.tidig.x() #1
%1 = call i32 @llvm.r600.read.tidig.y() #1
%2 = sext i32 %0 to i64
%3 = sext i32 %1 to i64
br label %loop
loop:
%4 = phi i64 [0, %entry], [%5, %loop]
%5 = add i64 %2, %4
%6 = getelementptr i8 addrspace(1)* %in, i64 %5
%7 = load i8 addrspace(1)* %6, align 1
%8 = or i64 %5, 1
%9 = getelementptr i8 addrspace(1)* %in, i64 %8
%10 = load i8 addrspace(1)* %9, align 1
%11 = add i8 %7, %10
%12 = sext i8 %11 to i32
store i32 %12, i32 addrspace(1)* %out
%13 = icmp slt i64 %5, 10
br i1 %13, label %loop, label %done
done:
ret void
}
declare i32 @llvm.r600.read.tidig.x() #1
declare i32 @llvm.r600.read.tidig.y() #1
attributes #1 = { nounwind readnone }
; Test moving an SMRD instruction to the VALU
; CHECK-LABEL: {{^}}smrd_valu:
; CHECK: buffer_load_dword [[OUT:v[0-9]+]]
; CHECK: buffer_store_dword [[OUT]]
define void @smrd_valu(i32 addrspace(2)* addrspace(1)* %in, i32 %a, i32 addrspace(1)* %out) {
entry:
%0 = icmp ne i32 %a, 0
br i1 %0, label %if, label %else
if:
%1 = load i32 addrspace(2)* addrspace(1)* %in
br label %endif
else:
%2 = getelementptr i32 addrspace(2)* addrspace(1)* %in
%3 = load i32 addrspace(2)* addrspace(1)* %2
br label %endif
endif:
%4 = phi i32 addrspace(2)* [%1, %if], [%3, %else]
%5 = getelementptr i32 addrspace(2)* %4, i32 3000
%6 = load i32 addrspace(2)* %5
store i32 %6, i32 addrspace(1)* %out
ret void
}
; Test moving ann SMRD with an immediate offset to the VALU
; CHECK-LABEL: {{^}}smrd_valu2:
; CHECK: buffer_load_dword
define void @smrd_valu2(i32 addrspace(1)* %out, [8 x i32] addrspace(2)* %in) {
entry:
%0 = call i32 @llvm.r600.read.tidig.x() nounwind readnone
%1 = add i32 %0, 4
%2 = getelementptr [8 x i32] addrspace(2)* %in, i32 %0, i32 4
%3 = load i32 addrspace(2)* %2
store i32 %3, i32 addrspace(1)* %out
ret void
}
; CHECK-LABEL: {{^}}s_load_imm_v8i32:
; CHECK: buffer_load_dwordx4
; CHECK: buffer_load_dwordx4
define void @s_load_imm_v8i32(<8 x i32> addrspace(1)* %out, i32 addrspace(2)* nocapture readonly %in) {
entry:
%tmp0 = tail call i32 @llvm.r600.read.tidig.x() #1
%tmp1 = getelementptr inbounds i32 addrspace(2)* %in, i32 %tmp0
%tmp2 = bitcast i32 addrspace(2)* %tmp1 to <8 x i32> addrspace(2)*
%tmp3 = load <8 x i32> addrspace(2)* %tmp2, align 4
store <8 x i32> %tmp3, <8 x i32> addrspace(1)* %out, align 32
ret void
}
; CHECK-LABEL: {{^}}s_load_imm_v16i32:
; CHECK: buffer_load_dwordx4
; CHECK: buffer_load_dwordx4
; CHECK: buffer_load_dwordx4
; CHECK: buffer_load_dwordx4
define void @s_load_imm_v16i32(<16 x i32> addrspace(1)* %out, i32 addrspace(2)* nocapture readonly %in) {
entry:
%tmp0 = tail call i32 @llvm.r600.read.tidig.x() #1
%tmp1 = getelementptr inbounds i32 addrspace(2)* %in, i32 %tmp0
%tmp2 = bitcast i32 addrspace(2)* %tmp1 to <16 x i32> addrspace(2)*
%tmp3 = load <16 x i32> addrspace(2)* %tmp2, align 4
store <16 x i32> %tmp3, <16 x i32> addrspace(1)* %out, align 32
ret void
}