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[ARM] Add MVE addressing to isLegalT2AddressImmediate 

Now with MVE being added, we can add the vector addressing mode costs for it.
These are generally imm7 multiplied by the size of the type being loaded /
stored.

Differential Revision: https://reviews.llvm.org/D62967

llvm-svn: 362873
This commit is contained in:
David Green 2019-06-08 10:18:23 +00:00
parent 4ecce205d5
commit 342d1b81a3
2 changed files with 50 additions and 31 deletions
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21
llvm/lib/Target/ARM/ARMISelLowering.cpp
View File

@ -13289,7 +13289,10 @@ static bool isLegalT2AddressImmediate(int64_t V, EVT VT,
const ARMSubtarget *Subtarget) {
if (!VT.isInteger() && !VT.isFloatingPoint())
return false;
if (Subtarget->hasNEON() && VT.isVector())
if (VT.isVector() && Subtarget->hasNEON())
return false;
if (VT.isVector() && VT.isFloatingPoint() && Subtarget->hasMVEIntegerOps() &&
!Subtarget->hasMVEFloatOps())
return false;
bool IsNeg = false;
@ -13300,6 +13303,22 @@ static bool isLegalT2AddressImmediate(int64_t V, EVT VT,
unsigned NumBytes = std::max(VT.getSizeInBits() / 8, 1U);
// MVE: size * imm7
if (VT.isVector() && Subtarget->hasMVEIntegerOps()) {
switch (VT.getSimpleVT().getVectorElementType().SimpleTy) {
case MVT::i32:
case MVT::f32:
return isShiftedUInt<7,2>(V);
case MVT::i16:
case MVT::f16:
return isShiftedUInt<7,1>(V);
case MVT::i8:
return isUInt<7>(V);
default:
return false;
}
}
// half VLDR: 2 * imm8
if (VT.isFloatingPoint() && NumBytes == 2 && Subtarget->hasFPRegs16())
return isShiftedUInt<8, 1>(V);

60
llvm/test/Analysis/CostModel/ARM/gep.ll
View File

@ -797,44 +797,44 @@ define void @testvecs(i32 %i) {
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 0
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 1
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 4
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 -31
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 -32
; CHECK-MVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %c7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 %i
@ -857,45 +857,45 @@ define void @testvecs(i32 %i) {
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 0
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %b13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %b13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 1
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %o13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %o13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 4
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %p13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %p13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %q12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %q13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %r13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 -31
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %s12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s11 = getelementptr inbounds <4 x half>, <4 x half>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s12 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s13 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 -32
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %c7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 %i
; CHECK-MVEFP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %c8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 %i