| Issue |
91948
|
| Summary |
MIPS: P5600 should use nan2008, fp64, msa
|
| Labels |
new issue
|
| Assignees |
|
| Reporter |
wzssyqa
|
```
$ ./bin/clang --target=mips -march=p5600 -mmsa -S pp.c -v
clang version 19.0.0git (g...@github.com:wzssyqa/llvm-project.git 5ca368501ae81ca364f66ee6053aa4f8104fdbdd)
Target: mips
Thread model: posix
InstalledDir: /data/syq/git-push/llvm-project.github/build-amd64/bin
Build config: +unoptimized, +assertions
(in-process)
"/data/syq/git-push/llvm-project.github/build-amd64/bin/clang-19" -cc1 -triple mips -S -disable-free -clear-ast-before-backend -main-file-name pp.c -mrelocation-model static -mframe-pointer=all -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -target-cpu p5600 -target-feature -noabicalls -target-feature +msa -target-feature +fp64 -target-abi o32 -mfloat-abi hard -debugger-tuning=gdb -fdebug-compilation-dir=/data/syq/git-push/llvm-project.github/build-amd64 -v -fcoverage-compilation-dir=/data/syq/git-push/llvm-project.github/build-amd64 -resource-dir /data/syq/git-push/llvm-project.github/build-amd64/lib/clang/19 -ferror-limit 19 -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fno-relaxed-template-template-args -fcolor-diagnostics -faddrsig -o pp.s -x c pp.c
error: '-mfp64' can only be used if the target supports the mfhc1 and mthc1 instructions
$ ./bin/clang --target=mips -march=p5600 -S pp.c -v
clang version 19.0.0git (g...@github.com:wzssyqa/llvm-project.git 5ca368501ae81ca364f66ee6053aa4f8104fdbdd)
Target: mips
Thread model: posix
InstalledDir: /data/syq/git-push/llvm-project.github/build-amd64/bin
Build config: +unoptimized, +assertions
(in-process)
"/data/syq/git-push/llvm-project.github/build-amd64/bin/clang-19" -cc1 -triple mips -S -disable-free -clear-ast-before-backend -main-file-name pp.c -mrelocation-model static -mframe-pointer=all -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -target-cpu p5600 -target-feature -noabicalls -target-abi o32 -mfloat-abi hard -debugger-tuning=gdb -fdebug-compilation-dir=/data/syq/git-push/llvm-project.github/build-amd64 -v -fcoverage-compilation-dir=/data/syq/git-push/llvm-project.github/build-amd64 -resource-dir /data/syq/git-push/llvm-project.github/build-amd64/lib/clang/19 -ferror-limit 19 -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fno-relaxed-template-template-args -fcolor-diagnostics -faddrsig -o pp.s -x c pp.c
clang -cc1 version 19.0.0git based upon LLVM 19.0.0git default target x86_64-unknown-linux-gnu
#include "..." search starts here:
#include <...> search starts here:
/usr/local/include
/data/syq/git-push/llvm-project.github/build-amd64/lib/clang/19/include
/usr/include
End of search list.
```
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