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| author | Shengchen Kan <shengchen.kan@intel.com> | 2024-01-09 14:24:28 +0800 |
|---|---|---|
| committer | Shengchen Kan <shengchen.kan@intel.com> | 2024-01-09 14:28:38 +0800 |
| commit | 38ce770ef13131dce92a76ff80e6d5caba2d8422 (patch) | |
| tree | 3da2f83c7d466622dff01e142603f3190d782a07 | |
| parent | 0c24c175f262b1043752c67798cd83f79188e9d2 (diff) | |
| download | llvm-38ce770ef13131dce92a76ff80e6d5caba2d8422.zip llvm-38ce770ef13131dce92a76ff80e6d5caba2d8422.tar.gz llvm-38ce770ef13131dce92a76ff80e6d5caba2d8422.tar.bz2 | |
[X86][test] Add test to check ah is not allocatable for register class gr8_norex2
This test should be added after #73529
| -rw-r--r-- | llvm/test/CodeGen/X86/apx/gr8_norex2.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/apx/gr8_norex2.ll b/llvm/test/CodeGen/X86/apx/gr8_norex2.ll new file mode 100644 index 0000000..afa62f7 --- /dev/null +++ b/llvm/test/CodeGen/X86/apx/gr8_norex2.ll @@ -0,0 +1,9 @@ +; Check ah is not allocatable for register class gr8_norex2 +; RUN: not llc < %s -mtriple=x86_64-unknown-unknown 2>&1 | FileCheck %s + +define void @gr8_norex2() { +; CHECK: error: inline assembly requires more registers than available + %1 = tail call i8 asm sideeffect "movb %r14b, $0", "=r,~{al},~{rbx},~{rcx},~{rdx},~{rdi},~{rsi},~{rbp},~{rsp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{dirflag},~{fpsr},~{flags}"() + ret void +} + |