derek.holloway
7502bf64a4
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74 lines
2.3 KiB
LLVM
74 lines
2.3 KiB
LLVM
; RUN: llc < %s -O0 -mtriple=aarch64-none-linux-gnu -mattr=+pauth | FileCheck --check-prefixes=CHECK,O0 %s
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; RUN: llc < %s -O2 -mtriple=aarch64-none-linux-gnu -mattr=+pauth | FileCheck --check-prefixes=CHECK,O2 %s
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@ds = external global i8
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declare void @f(ptr %p)
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; CHECK: call:
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define void @call(ptr %p) {
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; CHECK: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; CHECK-NEXT: bl f
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notail call void @f(ptr %p) [ "deactivation-symbol"(ptr @ds) ]
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ret void
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}
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; CHECK: pauth_sign_zero:
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define i64 @pauth_sign_zero(i64 %p) {
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; O0: mov x8, xzr
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; CHECK: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; O0-NEXT: pacia x0, x8
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; O2-NEXT: paciza x0
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%signed = call i64 @llvm.ptrauth.sign(i64 %p, i32 0, i64 0) [ "deactivation-symbol"(ptr @ds) ]
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ret i64 %signed
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}
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; CHECK: pauth_sign_const:
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define i64 @pauth_sign_const(i64 %p) {
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; CHECK: mov x16, #12345
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; CHECK-NEXT: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; CHECK-NEXT: pacia x0, x16
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%signed = call i64 @llvm.ptrauth.sign(i64 %p, i32 0, i64 12345) [ "deactivation-symbol"(ptr @ds) ]
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ret i64 %signed
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}
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; CHECK: pauth_sign:
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define i64 @pauth_sign(i64 %p, i64 %d) {
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; CHECK: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; CHECK-NEXT: pacia x0, x1
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%signed = call i64 @llvm.ptrauth.sign(i64 %p, i32 0, i64 %d) [ "deactivation-symbol"(ptr @ds) ]
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ret i64 %signed
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}
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; CHECK: pauth_auth_zero:
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define i64 @pauth_auth_zero(i64 %p) {
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; CHECK: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; CHECK-NEXT: autiza x0
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%authed = call i64 @llvm.ptrauth.auth(i64 %p, i32 0, i64 0) [ "deactivation-symbol"(ptr @ds) ]
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ret i64 %authed
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}
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; CHECK: pauth_auth_const:
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define i64 @pauth_auth_const(i64 %p) {
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; CHECK: mov x8, #12345
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; CHECK-NEXT: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; CHECK-NEXT: autia x0, x8
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%authed = call i64 @llvm.ptrauth.auth(i64 %p, i32 0, i64 12345) [ "deactivation-symbol"(ptr @ds) ]
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ret i64 %authed
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}
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; CHECK: pauth_auth:
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define i64 @pauth_auth(i64 %p, i64 %d) {
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; CHECK: [[LABEL:.L.*]]:
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; CHECK-NEXT: .reloc [[LABEL]], R_AARCH64_PATCHINST, ds
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; CHECK-NEXT: autia x0, x1
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%authed = call i64 @llvm.ptrauth.auth(i64 %p, i32 0, i64 %d) [ "deactivation-symbol"(ptr @ds) ]
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ret i64 %authed
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}
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