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| author | Andrew Waterman <waterman@s144.Millennium.Berkeley.EDU> | 2011-04-09 17:37:42 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@s144.Millennium.Berkeley.EDU> | 2011-04-09 17:37:42 -0700 |
| commit | 6e7fe98ea95c6da8c573fdc032b5269f08bbacc1 (patch) | |
| tree | e0f0f3c73ad8785a95a6e8d22c96b5430370bb56 /pk/entry.S | |
| parent | 666ae0c9e5355e578c2487b81f48b4b74cc16dda (diff) | |
| download | riscv-pk-6e7fe98ea95c6da8c573fdc032b5269f08bbacc1.zip riscv-pk-6e7fe98ea95c6da8c573fdc032b5269f08bbacc1.tar.gz riscv-pk-6e7fe98ea95c6da8c573fdc032b5269f08bbacc1.tar.bz2 | |
[xcc,pk,sim,opcodes] added first RVC instruction
Diffstat (limited to 'pk/entry.S')
| -rw-r--r-- | pk/entry.S | 10 |
1 files changed, 6 insertions, 4 deletions
@@ -1,6 +1,6 @@ #include "pcr.h" -#ifdef PK_ENABLE_KERNEL_64BIT +#ifdef __riscv64 # define STORE sd # define LOAD ld # define REGBYTES 8 @@ -61,9 +61,11 @@ save_tf: # write the trap frame onto the stack STORE $x3,35*REGBYTES($x2) # get insn - and $x4,$x4,~3 - lw $x3,0($x4) - STORE $x3, 36*REGBYTES($x2) + and $x4,$x4,~1 + lh $x3,0($x4) + lh $x4,2($x4) + sh $x3, 36*REGBYTES($x2) + sh $x4,2+36*REGBYTES($x2) ret .end save_tf |