[clang] [PPC] Disable vsx and altivec when -msoft-float is used (PR #100450)

[Chen Zheng via cfe-commits]

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@@ -0,0 +1,26 @@
+// RUN: %clang -target powerpc64-unknown-unknown -mcpu=pwr10 -msoft-float -S -emit-llvm %s -o - | FileCheck %s -check-prefix=CHECKSOFT
+// RUN: %clang -target powerpc64-unknown-unknown -mcpu=pwr10 -S -emit-llvm %s -o - | FileCheck %s -check-prefix=CHECKNOSOFT
+
+int main () {
+  return 0;
+}
+
+// CHECKSOFT-DAG: -hard-float
+// CHECKSOFT-DAG: -vsx
+// CHECKSOFT-DAG: -altivec
+// CHECKSOFT-DAG: -direct-move,
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chenzheng1030 wrote:

nit: do we need the `,` at the end?

https://github.com/llvm/llvm-project/pull/100450