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Diffstat (limited to 'test/CodeGen/ARM/swiftself.ll')
| -rw-r--r-- | test/CodeGen/ARM/swiftself.ll | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/test/CodeGen/ARM/swiftself.ll b/test/CodeGen/ARM/swiftself.ll deleted file mode 100644 index 1e06b34c7052..000000000000 --- a/test/CodeGen/ARM/swiftself.ll +++ /dev/null @@ -1,82 +0,0 @@ -; RUN: llc -verify-machineinstrs -mtriple=armv7k-apple-ios8.0 -mcpu=cortex-a7 -o - %s | FileCheck --check-prefix=CHECK --check-prefix=OPT --check-prefix=TAILCALL %s -; RUN: llc -O0 -verify-machineinstrs -mtriple=armv7k-apple-ios8.0 -mcpu=cortex-a7 -o - %s | FileCheck %s - -; RUN: llc -verify-machineinstrs -mtriple=armv7-apple-ios -o - %s | FileCheck --check-prefix=CHECK --check-prefix=OPT %s -; RUN: llc -O0 -verify-machineinstrs -mtriple=armv7-apple-ios -o - %s | FileCheck %s - -; Parameter with swiftself should be allocated to r10. -; CHECK-LABEL: swiftself_param: -; CHECK: mov r0, r10 -define i8 *@swiftself_param(i8* swiftself %addr0) "no-frame-pointer-elim"="true" { - ret i8 *%addr0 -} - -; Check that r10 is used to pass a swiftself argument. -; CHECK-LABEL: call_swiftself: -; CHECK: mov r10, r0 -; CHECK: bl {{_?}}swiftself_param -define i8 *@call_swiftself(i8* %arg) "no-frame-pointer-elim"="true" { - %res = call i8 *@swiftself_param(i8* swiftself %arg) - ret i8 *%res -} - -; r10 should be saved by the callee even if used for swiftself -; CHECK-LABEL: swiftself_clobber: -; CHECK: push {r10} -; ... -; CHECK: pop {r10} -define i8 *@swiftself_clobber(i8* swiftself %addr0) "no-frame-pointer-elim"="true" { - call void asm sideeffect "", "~{r10}"() - ret i8 *%addr0 -} - -; Demonstrate that we do not need any movs when calling multiple functions -; with swiftself argument. -; CHECK-LABEL: swiftself_passthrough: -; OPT-NOT: mov{{.*}}r10 -; OPT: bl {{_?}}swiftself_param -; OPT-NOT: mov{{.*}}r10 -; OPT-NEXT: bl {{_?}}swiftself_param -define void @swiftself_passthrough(i8* swiftself %addr0) "no-frame-pointer-elim"="true" { - call i8 *@swiftself_param(i8* swiftself %addr0) - call i8 *@swiftself_param(i8* swiftself %addr0) - ret void -} - -; We can use a tail call if the callee swiftself is the same as the caller one. -; CHECK-LABEL: swiftself_tail: -; TAILCALL: b {{_?}}swiftself_param -; TAILCALL-NOT: pop -define i8* @swiftself_tail(i8* swiftself %addr0) "no-frame-pointer-elim"="true" { - call void asm sideeffect "", "~{r10}"() - %res = tail call i8* @swiftself_param(i8* swiftself %addr0) - ret i8* %res -} - -; We can not use a tail call if the callee swiftself is not the same as the -; caller one. -; CHECK-LABEL: swiftself_notail: -; CHECK: mov r10, r0 -; CHECK: bl {{_?}}swiftself_param -; CHECK: pop -define i8* @swiftself_notail(i8* swiftself %addr0, i8* %addr1) nounwind "no-frame-pointer-elim"="true" { - %res = tail call i8* @swiftself_param(i8* swiftself %addr1) - ret i8* %res -} - -; We cannot pretend that 'r0' is alive across the thisreturn_attribute call as -; we normally would. We marked the first parameter with swiftself which means it -; will no longer be passed in r0. -declare swiftcc i8* @thisreturn_attribute(i8* returned swiftself) -; OPT-LABEL: swiftself_nothisreturn: -; OPT-DAG: mov [[CSREG:r[1-9].*]], r0 -; OPT-DAG: ldr r10, [r10] -; OPT: bl {{_?}}thisreturn_attribute -; OPT: str r0, {{\[}}[[CSREG]] -define hidden swiftcc void @swiftself_nothisreturn(i8** noalias nocapture sret, i8** noalias nocapture readonly swiftself) { -entry: - %2 = load i8*, i8** %1, align 8 - %3 = tail call swiftcc i8* @thisreturn_attribute(i8* swiftself %2) - store i8* %3, i8** %0, align 8 - ret void -} |
