Test updates

Author: Pierre-vh

llvm/test/CodeGen/AArch64/GlobalISel/arm64-fallback.ll

@@ -1,13 +1,17 @@
-; RUN: llc -O0 -global-isel -global-isel-abort=2 -pass-remarks-missed='gisel*' -verify-machineinstrs %s -o %t.out 2> %t.err
+; RUN: not llc -O0 -global-isel -global-isel-abort=2 -pass-remarks-missed='gisel*' -verify-machineinstrs %s -o - > %t.out 2> %t.err
 ; RUN: FileCheck %s --check-prefix=FALLBACK-WITH-REPORT-OUT < %t.out
 ; RUN: FileCheck %s --check-prefix=FALLBACK-WITH-REPORT-ERR < %t.err
 ; RUN: not --crash llc -global-isel -mtriple aarch64_be %s -o - 2>&1 | FileCheck %s --check-prefix=BIG-ENDIAN
+
 ; This file checks that the fallback path to selection dag works.
 ; The test is fragile in the sense that it must be updated to expose
 ; something that fails with global-isel.
 ; When we cannot produce a test case anymore, that means we can remove
 ; the fallback path.
 
+; -o - > %t.out is used instead of -o %t.out because llc does not write the output
+; file if an error is emitted, but it will still print to stdout.
+
 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
 target triple = "aarch64--"
 

llvm/test/CodeGen/AArch64/arm64-preserve-all.ll

@@ -43,7 +43,7 @@ define preserve_allcc void @preserve_all() {
 define dso_local void @normal_cc_caller() {
 entry:
   %v = alloca i32, align 4
-  call void asm sideeffect "mov x9, $0", "N,~{x9}"(i32 48879) #2
+  call void asm sideeffect "mov x9, $0", "n,~{x9}"(i32 48879) #2
   call void asm sideeffect "movi v9.2d, #0","~{v9}" () #2
 
 

llvm/test/CodeGen/AArch64/arm64-preserve-most.ll

@@ -29,7 +29,7 @@ define preserve_mostcc void @preserve_most() {
 define dso_local void @normal_cc_caller() {
 entry:
   %v = alloca i32, align 4
-  call void asm sideeffect "mov x9, $0", "N,~{x9}"(i32 48879) #2
+  call void asm sideeffect "mov x9, $0", "n,~{x9}"(i32 48879) #2
   call preserve_mostcc void @preserve_most()
   %0 = load i32, ptr %v, align 4
   %1 = call i32 asm sideeffect "mov ${0:w}, w9", "=r,r"(i32 %0) #2