[clang] [llvm] [X86] Support EGPR for inline assembly. (PR #92338)

[Nick Desaulniers via llvm-commits]

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@@ -0,0 +1,19 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: not llc -mtriple=x86_64 %s 2>&1 | FileCheck %s --check-prefix=ERR
+; RUN: llc -mtriple=x86_64 -mattr=+egpr  < %s | FileCheck %s --check-prefix=EGPR
+; RUN: llc -mtriple=x86_64 -mattr=+egpr,+inline-asm-use-gpr32  < %s | FileCheck %s --check-prefix=EGPRUSEGPR32
+
+; ERR: error: inline assembly requires more registers than available
+
+define void @constraint_jR_test() nounwind "frame-pointer"="all" {
+; EGPR-LABEL: constraint_jR_test:
+; EGPR:    addq %r16, %rax
+;
+; EGPRUSEGPR32-LABEL: constraint_jR_test:
+; EGPRUSEGPR32:    addq %r16, %rax
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nickdesaulniers wrote:

These 2 are the same; consider using the same check prefix.  You can omit `--check-prefix` and just use `CHECK:` here.

https://github.com/llvm/llvm-project/pull/92338