On 6/27/2026 3:23 PM, Andrea Pinski wrote:
On Wed, Jun 24, 2026 at 3:30 AM Eldar Osmanovic
<[email protected]> wrote:
From: Matthew Fortune <[email protected]>
gcc/
* config/mips/mips.h (ASM_SPEC): Add placeholders for -mmxu and
-mno-mxu.
* config/mips/mips.opt: New undocumented target option.
gcc/testsuite/
* gcc.target/mips/mxu-compile-no.c: New test.
* gcc.target/mips/mxu-compile.c: New test.
* gcc.target/mips/mxu-driver-no.c: New test.
* gcc.target/mips/mxu-driver.c: New test.
Cherry-picked 9acbf0b0efdfcc27e30b1db7a707dbe9cc6b64eb
from https://github.com/MIPS/gcc
Signed-off-by: Matthew Fortune <[email protected]>
Signed-off-by: Faraz Shahbazker <[email protected]>
Signed-off-by: Aleksandar Rakic <[email protected]>
Signed-off-by: Eldar Osmanovic <[email protected]>
---
gcc/config/mips/mips.h | 1 +
gcc/config/mips/mips.opt | 3 +++
gcc/testsuite/gcc.target/mips/mxu-compile-no.c | 8 ++++++++
gcc/testsuite/gcc.target/mips/mxu-compile.c | 8 ++++++++
gcc/testsuite/gcc.target/mips/mxu-driver-no.c | 11 +++++++++++
gcc/testsuite/gcc.target/mips/mxu-driver.c | 11 +++++++++++
6 files changed, 42 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/mips/mxu-compile-no.c
create mode 100644 gcc/testsuite/gcc.target/mips/mxu-compile.c
create mode 100644 gcc/testsuite/gcc.target/mips/mxu-driver-no.c
create mode 100644 gcc/testsuite/gcc.target/mips/mxu-driver.c
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 48a562f2d39..36115e1c9e3 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -1490,6 +1490,7 @@ struct mips_cpu_info {
%{mloongson-ext2} %{mno-loongson-ext2} \
%{msmartmips} %{mno-smartmips} \
%{mmt} %{mno-mt} \
+%{mmxu} %{mno-mxu} \
%{mfix-r5900} %{mno-fix-r5900} \
%{mfix-rm7000} %{mno-fix-rm7000} \
%{mfix-vr4120} %{mfix-vr4130} \
diff --git a/gcc/config/mips/mips.opt b/gcc/config/mips/mips.opt
index eb14761ea27..82adb2853a2 100644
--- a/gcc/config/mips/mips.opt
+++ b/gcc/config/mips/mips.opt
@@ -332,6 +332,9 @@ mmt
Target Var(TARGET_MT)
Allow the use of MT instructions.
+mmxu
+Target Undocumented
This should be marked as `Driver` too.
Otherwise ok.
I added the Driver marker and pushed this.
jeff
