在 2025-4-14 04:10, Peter Damianov 写道:
diff --git a/gcc/testsuite/gcc.target/i386/amd64-abi-9.c b/gcc/testsuite/gcc.target/i386/amd64-abi-9.c index 9b2cd7e7b49..827215be3e2 100644 --- a/gcc/testsuite/gcc.target/i386/amd64-abi-9.c +++ b/gcc/testsuite/gcc.target/i386/amd64-abi-9.c @@ -1,18 +1,46 @@ /* { dg-do compile { target { ! ia32 } } } */ /* { dg-options "-O2 -mno-sse -mno-skip-rax-setup" } */ + +// For sysv abi, eax holds the number of XMM registers used in the call. +// Since sse is disabled, check that it is zeroed /* { dg-final { scan-assembler-times "xorl\[\\t \]*\\\%eax,\[\\t \]*%eax" 2 } } */-void foo (const char *, ...);+// For ms abi, the argument should go in edx +/* { dg-final { scan-assembler-times "movl\[\\t \]*\\\$20,\[\\t \[]*%edx" 2 } } */
is this a superfluous `\[` ? --------------------------------------^^
+
+// For sysv abi, the argument should go in esi
+/* { dg-final { scan-assembler-times "movl\[\\t \]*\\\$20,\[\\t \[]*%esi" 2 }
} */
+
+
ditto. -- Best regards, LIU Hao
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