[ARM] GlobalISel: Support i1 add and ABI extensions
Add support for:
* i1 add
* i1 function arguments, if passed through registers
* i1 returns, with ABI signext/zeroext
Differential Revision: https://reviews.llvm.org/D27706
llvm-svn: 293035
diff --git a/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp b/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp
index 0dfddf1..7157af1 100644
--- a/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp
@@ -28,6 +28,7 @@
const LLT p0 = LLT::pointer(0, 32);
+ const LLT s1 = LLT::scalar(1);
const LLT s8 = LLT::scalar(8);
const LLT s16 = LLT::scalar(16);
const LLT s32 = LLT::scalar(32);
@@ -37,12 +38,12 @@
setAction({G_LOAD, s32}, Legal);
setAction({G_LOAD, 1, p0}, Legal);
- for (auto Ty : {s8, s16, s32})
+ for (auto Ty : {s1, s8, s16, s32})
setAction({G_ADD, Ty}, Legal);
for (auto Op : {G_SEXT, G_ZEXT}) {
setAction({Op, s32}, Legal);
- for (auto Ty : {s8, s16})
+ for (auto Ty : {s1, s8, s16})
setAction({Op, 1, Ty}, Legal);
}