// RUN: FileCheck --check-prefix=CHECK-FIXED-X28 < %t %s
// CHECK-FIXED-X28: "-target-feature" "+reserve-x28"
+// RUN: %clang -target aarch64-none-gnu -ffixed-x30 -### %s 2> %t
+// RUN: FileCheck --check-prefix=CHECK-FIXED-X30 < %t %s
+// CHECK-FIXED-X30: "-target-feature" "+reserve-x30"
+
// Test multiple of reserve-x# options together.
// RUN: %clang -target aarch64-none-gnu \
// RUN: -ffixed-x1 \
"Disallow all unaligned memory "
"access">;
-foreach i = {1-7,9-15,18,20-28} in
+foreach i = {1-7,9-15,18,20-28,30} in
def FeatureReserveX#i : SubtargetFeature<"reserve-x"#i, "ReserveXRegister["#i#"]", "true",
"Reserve X"#i#", making it unavailable "
"as a GPR">;
; RUN: llc -mtriple=arm64-linux-gnu -mattr=+reserve-x26 -o - %s | FileCheck %s --check-prefixes=CHECK-RESERVE,CHECK-RESERVE-X26
; RUN: llc -mtriple=arm64-linux-gnu -mattr=+reserve-x27 -o - %s | FileCheck %s --check-prefixes=CHECK-RESERVE,CHECK-RESERVE-X27
; RUN: llc -mtriple=arm64-linux-gnu -mattr=+reserve-x28 -o - %s | FileCheck %s --check-prefixes=CHECK-RESERVE,CHECK-RESERVE-X28
+; RUN: llc -mtriple=arm64-linux-gnu -mattr=+reserve-x30 -o - %s | FileCheck %s --check-prefixes=CHECK-RESERVE,CHECK-RESERVE-X30
; Test multiple of reserve-x# options together.
; RUN: llc -mtriple=arm64-linux-gnu \
; RUN: -mattr=+reserve-x26 \
; RUN: -mattr=+reserve-x27 \
; RUN: -mattr=+reserve-x28 \
+; RUN: -mattr=+reserve-x30 \
; RUN: -o - %s | FileCheck %s \
; RUN: --check-prefix=CHECK-RESERVE \
; RUN: --check-prefix=CHECK-RESERVE-X1 \
; RUN: --check-prefix=CHECK-RESERVE-X25 \
; RUN: --check-prefix=CHECK-RESERVE-X26 \
; RUN: --check-prefix=CHECK-RESERVE-X27 \
-; RUN: --check-prefix=CHECK-RESERVE-X28
+; RUN: --check-prefix=CHECK-RESERVE-X28 \
+; RUN: --check-prefix=CHECK-RESERVE-X30
; x18 is reserved as a platform register on Darwin but not on other
; systems. Create loads of register pressure and make sure this is respected.
; CHECK-RESERVE-X26-NOT: ldr x26
; CHECK-RESERVE-X27-NOT: ldr x27
; CHECK-RESERVE-X28-NOT: ldr x28
+; CHECK-RESERVE-X30-NOT: ldr x30
; CHECK-RESERVE: Spill
; CHECK-RESERVE-NOT: ldr fp
; CHECK-RESERVE-X1-NOT: ldr x1,
; CHECK-RESERVE-X26-NOT: ldr x26
; CHECK-RESERVE-X27-NOT: ldr x27
; CHECK-RESERVE-X28-NOT: ldr x28
+; CHECK-RESERVE-X30-NOT: ldr x30
; CHECK-RESERVE: ret
ret void
}