[GlobalIsel][X86] Support G_INTTOPTR instruction.
Add legalization/selection for x86/x86_64 and
corresponding tests.
Reviewed By: igorb
Differential Revision: https://reviews.llvm.org/D43622
llvm-svn: 326320
diff --git a/llvm/lib/Target/X86/X86LegalizerInfo.cpp b/llvm/lib/Target/X86/X86LegalizerInfo.cpp
index 050e5ef..bcf0ffb 100644
--- a/llvm/lib/Target/X86/X86LegalizerInfo.cpp
+++ b/llvm/lib/Target/X86/X86LegalizerInfo.cpp
@@ -124,11 +124,13 @@
setAction({G_GEP, p0}, Legal);
setAction({G_GEP, 1, s32}, Legal);
- if (!Subtarget.is64Bit())
+ if (!Subtarget.is64Bit()) {
getActionDefinitionsBuilder(G_PTRTOINT)
.legalForCartesianProduct({s1, s8, s16, s32}, {p0})
.maxScalar(0, s32)
.widenScalarToNextPow2(0, /*Min*/ 8);
+ getActionDefinitionsBuilder(G_INTTOPTR).legalFor({s32, p0});
+ }
// Control-flow
setAction({G_BRCOND, s1}, Legal);
@@ -194,6 +196,7 @@
.legalForCartesianProduct({s1, s8, s16, s32, s64}, {p0})
.maxScalar(0, s64)
.widenScalarToNextPow2(0, /*Min*/ 8);
+ getActionDefinitionsBuilder(G_INTTOPTR).legalFor({s64, p0});
// Constants
setAction({TargetOpcode::G_CONSTANT, s64}, Legal);