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| author | liweiwei90 <34847211+liweiwei90@users.noreply.github.com> | 2021-09-25 10:44:35 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-09-24 19:44:35 -0700 |
| commit | 81e58d0068858978c2415ae115144078434ea31d (patch) | |
| tree | d31a54eac2e2ec853359b8dfb6dfd811c6b2a2f3 | |
| parent | 0666378f353599d01fc48562b431b1dd049faab5 (diff) | |
| download | env-81e58d0068858978c2415ae115144078434ea31d.zip env-81e58d0068858978c2415ae115144078434ea31d.tar.gz env-81e58d0068858978c2415ae115144078434ea31d.tar.bz2 | |
update riscv_arch.h to support QEMU (#31)
* update riscv_arch.h to support QEMU:
add size attribute for tohost/fromhost
add writing zero to (tohost + 4) to write_tohost
* revert the align of tohost/fromhost to 64 bytes
| -rw-r--r-- | p/riscv_test.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/p/riscv_test.h b/p/riscv_test.h index a08f49e..fe14f08 100644 --- a/p/riscv_test.h +++ b/p/riscv_test.h @@ -190,6 +190,7 @@ handle_exception: \ 1: ori TESTNUM, TESTNUM, 1337; \ write_tohost: \ sw TESTNUM, tohost, t5; \ + sw zero, tohost + 4, t5; \ j write_tohost; \ reset_vector: \ INIT_XREG; \ @@ -259,8 +260,8 @@ reset_vector: \ #define RVTEST_DATA_BEGIN \ EXTRA_DATA \ .pushsection .tohost,"aw",@progbits; \ - .align 6; .global tohost; tohost: .dword 0; \ - .align 6; .global fromhost; fromhost: .dword 0; \ + .align 6; .global tohost; tohost: .dword 0; .size tohost, 8; \ + .align 6; .global fromhost; fromhost: .dword 0; .size fromhost, 8;\ .popsection; \ .align 4; .global begin_signature; begin_signature: |