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Differential D151907

mend
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Authored by tschuett on Jun 1 2023, 10:31 AM.
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tschuett created this revision.Jun 1 2023, 10:31 AM
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Harbormaster completed remote builds in B235895: Diff 527491.Jun 1 2023, 10:32 AM

Revision Contents

PathSize
llvm/
lib/
Target/
X86/
2 lines
test/
CodeGen/
X86/
GlobalISel/
2 lines

Diff 527491

llvm/lib/Target/X86/X86LegalizerInfo.cpp

Show First 20 Lines • Show All 99 Lines • ▼ Show 20 LinesX86LegalizerInfo::X86LegalizerInfo(const X86Subtarget &STI,
if (Subtarget.is64Bit()) { if (Subtarget.is64Bit()) {
getActionDefinitionsBuilder(G_BSWAP) getActionDefinitionsBuilder(G_BSWAP)
.legalFor({s32, s64}) .legalFor({s32, s64})
.widenScalarToNextPow2(0, /*Min=*/32) .widenScalarToNextPow2(0, /*Min=*/32)
.clampScalar(0, s32, s64); .clampScalar(0, s32, s64);
if (Subtarget.hasPOPCNT()) { if (Subtarget.hasPOPCNT()) {
// popcount // popcount (POPCNT)
getActionDefinitionsBuilder(G_CTPOP) getActionDefinitionsBuilder(G_CTPOP)
.legalFor({{s16, s16}, {s32, s32}, {s64, s64}}) .legalFor({{s16, s16}, {s32, s32}, {s64, s64}})
.widenScalarToNextPow2(1, /*Min=*/16) .widenScalarToNextPow2(1, /*Min=*/16)
.clampScalar(1, s16, s64); .clampScalar(1, s16, s64);
} }
if (Subtarget.hasLZCNT()) { if (Subtarget.hasLZCNT()) {
// count leading zeros (LZCNT) // count leading zeros (LZCNT)
▲ Show 20 Lines • Show All 510 Lines • Show Last 20 Lines

llvm/test/CodeGen/X86/GlobalISel/legalize-bswap.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-64 # RUN: llc -mtriple=x86_64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-64
# RUN: llc -mtriple=i386-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-32 # RUN: llc -mtriple=i386-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-32
# test BSWAP s16, s32, and s64 # test BSWAP s16, s17, s32, and s64
... ...
--- ---
name: test_bswaps17 name: test_bswaps17
body: | body: |
bb.1: bb.1:
; X86-64-LABEL: name: test_bswaps17 ; X86-64-LABEL: name: test_bswaps17
; X86-64: [[DEF:%[0-9]+]]:_(s17) = IMPLICIT_DEF ; X86-64: [[DEF:%[0-9]+]]:_(s17) = IMPLICIT_DEF
▲ Show 20 Lines • Show All 91 Lines • Show Last 20 Lines