================
@@ -46,25 +46,25 @@ void
sme_streaming_calling_non_streaming_with_return_vl(void) __arm_streaming {
void sme_streaming_compatible_calling_streaming_with_vl_args(__SVInt8_t arg)
__arm_streaming_compatible {
// expected-noflags-warning@+2 {{passing a VL-dependent argument to a
function with a different streaming-mode is undefined behaviour when the
streaming and non-streaming vector lengths are different at runtime}}
- // expected-flags-warning@+1 {{passing a VL-dependent argument to a function
with a different streaming-mode is undefined behaviour when the streaming and
non-streaming vector lengths are different at runtime}}
+ // expected-flags-warning@+1 {{passing a VL-dependent argument to a
streaming-compatible function is undefined behaviour when the callee is in a
different streaming mode because the streaming vector length (128 bit) and
non-streaming vector length (256 bit) differ}}
sme_streaming_with_vl_arg(arg);
}
void sme_streaming_compatible_calling_sme_streaming_return_vl(void)
__arm_streaming_compatible {
// expected-noflags-warning@+2 {{returning a VL-dependent argument from a
function with a different streaming-mode is undefined behaviour when the
streaming and non-streaming vector lengths are different at runtime}}
- // expected-flags-warning@+1 {{returning a VL-dependent argument from a
function with a different streaming-mode is undefined behaviour when the
streaming and non-streaming vector lengths are different at runtime}}
+ // expected-flags-warning@+1 {{returning a VL-dependent argument from a
streaming-compatible function is undefined behaviour when the callee is in a
different streaming mode because the streaming vector length (128 bit) and
non-streaming vector length (256 bit) differ}}
__SVInt8_t r = sme_streaming_returns_vl();
}
void sme_streaming_compatible_calling_no_streaming_with_vl_args(__SVInt8_t
arg) __arm_streaming_compatible {
// expected-noflags-warning@+2 {{passing a VL-dependent argument to a
function with a different streaming-mode is undefined behaviour when the
streaming and non-streaming vector lengths are different at runtime}}
- // expected-flags-warning@+1 {{passing a VL-dependent argument to a function
with a different streaming-mode is undefined behaviour when the streaming and
non-streaming vector lengths are different at runtime}}
+ // expected-flags-warning@+1 {{passing a VL-dependent argument to a
streaming-compatible function is undefined behaviour when the callee is in a
different streaming mode because the streaming vector length (128 bit) and
non-streaming vector length (256 bit) differ}}
sme_no_streaming_with_vl_arg(arg);
}
void sme_streaming_compatible_calling_no_sme_streaming_return_vl(void)
__arm_streaming_compatible {
// expected-noflags-warning@+2 {{returning a VL-dependent argument from a
function with a different streaming-mode is undefined behaviour when the
streaming and non-streaming vector lengths are different at runtime}}
- // expected-flags-warning@+1 {{returning a VL-dependent argument from a
function with a different streaming-mode is undefined behaviour when the
streaming and non-streaming vector lengths are different at runtime}}
+ // expected-flags-warning@+1 {{returning a VL-dependent argument from a
streaming-compatible function is undefined behaviour when the callee is in a
different streaming mode because the streaming vector length (128 bit) and
non-streaming vector length (256 bit) differ}}
----------------
sdesmalen-arm wrote:
I think 128 and 256 bit here are reversed? streaming should be 256, and
non-streaming should be 128, from looking at the cc1 flags.
https://github.com/llvm/llvm-project/pull/159131
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