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-rw-r--r--llvm/lib/Target/AArch64/AArch64MachineLegalizer.cpp3
-rw-r--r--llvm/test/CodeGen/AArch64/GlobalISel/legalize-ext.mir6
2 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64MachineLegalizer.cpp b/llvm/lib/Target/AArch64/AArch64MachineLegalizer.cpp
index ec5f591e046..0ea86733187 100644
--- a/llvm/lib/Target/AArch64/AArch64MachineLegalizer.cpp
+++ b/llvm/lib/Target/AArch64/AArch64MachineLegalizer.cpp
@@ -114,6 +114,9 @@ AArch64MachineLegalizer::AArch64MachineLegalizer() {
setAction({G_ANYEXT, 1, Ty}, Legal);
}
+ setAction({G_FPEXT, s64}, Legal);
+ setAction({G_FPEXT, 1, s32}, Legal);
+
// Truncations
for (auto Ty : { s16, s32 })
setAction({G_FPTRUNC, Ty}, Legal);
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-ext.mir b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-ext.mir
index cb660b76339..a7ebc5c067f 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-ext.mir
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-ext.mir
@@ -29,6 +29,8 @@ registers:
- { id: 14, class: _ }
- { id: 15, class: _ }
- { id: 16, class: _ }
+ - { id: 17, class: _ }
+ - { id: 18, class: _ }
body: |
bb.0.entry:
liveins: %x0, %x1, %x2, %x3
@@ -70,4 +72,8 @@ body: |
; CHECK: %16(16) = G_ANYEXT { s16, s8 } %2
%15(8) = G_ZEXT { s8, s1 } %1
%16(16) = G_ANYEXT { s16, s8 } %2
+
+ ; CHECK: %18(64) = G_FPEXT { s64, s32 } %17
+ %17(32) = G_TRUNC { s32, s64 } %0
+ %18(64) = G_FPEXT { s64, s32 } %17
...
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