[AArch64][GlobalISel] Legalize G_FEXP2
Same as G_EXP. Add a test, and update legalizer-info-validation.mir and
f16-instructions.ll.
Differential Revision: https://reviews.llvm.org/D60165
llvm-svn: 357605
diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
index 61b6bc5..46b56d3 100644
--- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
@@ -244,6 +244,9 @@
case TargetOpcode::G_FEXP:
assert((Size == 32 || Size == 64) && "Unsupported size");
return Size == 64 ? RTLIB::EXP_F64 : RTLIB::EXP_F32;
+ case TargetOpcode::G_FEXP2:
+ assert((Size == 32 || Size == 64) && "Unsupported size");
+ return Size == 64 ? RTLIB::EXP2_F64 : RTLIB::EXP2_F32;
case TargetOpcode::G_FREM:
return Size == 64 ? RTLIB::REM_F64 : RTLIB::REM_F32;
case TargetOpcode::G_FPOW:
@@ -368,7 +371,8 @@
case TargetOpcode::G_FLOG10:
case TargetOpcode::G_FLOG:
case TargetOpcode::G_FLOG2:
- case TargetOpcode::G_FEXP: {
+ case TargetOpcode::G_FEXP:
+ case TargetOpcode::G_FEXP2: {
if (Size > 64) {
LLVM_DEBUG(dbgs() << "Size " << Size << " too large to legalize.\n");
return UnableToLegalize;
@@ -1345,6 +1349,7 @@
case TargetOpcode::G_FLOG2:
case TargetOpcode::G_FSQRT:
case TargetOpcode::G_FEXP:
+ case TargetOpcode::G_FEXP2:
assert(TypeIdx == 0);
Observer.changingInstr(MI);