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-rw-r--r--lib/Basic/Targets/AArch64.cpp35
1 files changed, 34 insertions, 1 deletions
diff --git a/lib/Basic/Targets/AArch64.cpp b/lib/Basic/Targets/AArch64.cpp
index 4d3cd121f705..8762ef691700 100644
--- a/lib/Basic/Targets/AArch64.cpp
+++ b/lib/Basic/Targets/AArch64.cpp
@@ -299,7 +299,40 @@ ArrayRef<const char *> AArch64TargetInfo::getGCCRegNames() const {
}
const TargetInfo::GCCRegAlias AArch64TargetInfo::GCCRegAliases[] = {
- {{"w31"}, "wsp"}, {{"x29"}, "fp"}, {{"x30"}, "lr"}, {{"x31"}, "sp"},
+ {{"w31"}, "wsp"},
+ {{"x31"}, "sp"},
+ // GCC rN registers are aliases of xN registers.
+ {{"r0"}, "x0"},
+ {{"r1"}, "x1"},
+ {{"r2"}, "x2"},
+ {{"r3"}, "x3"},
+ {{"r4"}, "x4"},
+ {{"r5"}, "x5"},
+ {{"r6"}, "x6"},
+ {{"r7"}, "x7"},
+ {{"r8"}, "x8"},
+ {{"r9"}, "x9"},
+ {{"r10"}, "x10"},
+ {{"r11"}, "x11"},
+ {{"r12"}, "x12"},
+ {{"r13"}, "x13"},
+ {{"r14"}, "x14"},
+ {{"r15"}, "x15"},
+ {{"r16"}, "x16"},
+ {{"r17"}, "x17"},
+ {{"r18"}, "x18"},
+ {{"r19"}, "x19"},
+ {{"r20"}, "x20"},
+ {{"r21"}, "x21"},
+ {{"r22"}, "x22"},
+ {{"r23"}, "x23"},
+ {{"r24"}, "x24"},
+ {{"r25"}, "x25"},
+ {{"r26"}, "x26"},
+ {{"r27"}, "x27"},
+ {{"r28"}, "x28"},
+ {{"r29", "x29"}, "fp"},
+ {{"r30", "x30"}, "lr"},
// The S/D/Q and W/X registers overlap, but aren't really aliases; we
// don't want to substitute one of these for a different-sized one.
};