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| author | Andrew Waterman <waterman@cs.berkeley.edu> | 2013-08-18 04:16:17 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@cs.berkeley.edu> | 2013-08-18 04:16:17 -0700 |
| commit | 8416e35faedf15fb6be3b6b5f7fa6a5c3e6da067 (patch) | |
| tree | d5c7181f6ade499e878bc956fb873650d40eb9a1 /pk/entry.S | |
| parent | 33a258dd762e928ba77094a210f6b91dc5daf7f0 (diff) | |
| download | riscv-pk-8416e35faedf15fb6be3b6b5f7fa6a5c3e6da067.zip riscv-pk-8416e35faedf15fb6be3b6b5f7fa6a5c3e6da067.tar.gz riscv-pk-8416e35faedf15fb6be3b6b5f7fa6a5c3e6da067.tar.bz2 | |
Use macro instead of function for save_tf
Diffstat (limited to 'pk/entry.S')
| -rw-r--r-- | pk/entry.S | 9 |
1 files changed, 4 insertions, 5 deletions
@@ -12,9 +12,7 @@ # define REGBYTES 4 #endif - .text -save_tf: # write the trap frame onto the stack - + .macro save_tf # save gprs STORE x3,3*REGBYTES(x2) STORE x4,4*REGBYTES(x2) @@ -71,8 +69,9 @@ save_tf: # write the trap frame onto the stack sh x3, 36*REGBYTES(x2) sh x4,2+36*REGBYTES(x2) 1: - ret + .endm + .text .globl pop_tf pop_tf: # write the trap frame onto the stack # restore gprs @@ -134,7 +133,7 @@ trap_entry: bnez ra, 1f la x2,stack_top-320 -1:jal save_tf +1:save_tf move sp,x2 move a0,x2 jal handle_trap |