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author | Aaron Patterson <tenderlove@ruby-lang.org> | 2022-05-12 12:08:35 -0700 |
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committer | GitHub <noreply@github.com> | 2022-05-12 12:08:35 -0700 |
commit | f07a0e79a225190e3c51d9306af3f8c515e8e41f (patch) | |
tree | e8f9a5ce7a911fec991f59404d8343e4b2d4f288 /yjit | |
parent | 75223433512d46f94fba5c0cb6f585fff5e9eee7 (diff) |
YJIT: Fix getting the EP with registers other than RAX (#5882)
Before this commit we were accidentally clobbering RAX. Additionally,
since this function had RAX hardcoded then the function may not have
worked with registers other than RAX.
Co-authored-by: John Hawthorn <john@hawthorn.email>
Notes
Notes:
Merged-By: jhawthorn <john@hawthorn.email>
Diffstat (limited to 'yjit')
-rw-r--r-- | yjit/src/codegen.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/yjit/src/codegen.rs b/yjit/src/codegen.rs index d4aee9528e..60d8551a57 100644 --- a/yjit/src/codegen.rs +++ b/yjit/src/codegen.rs @@ -1477,7 +1477,7 @@ fn gen_get_ep(cb: &mut CodeBlock, reg: X86Opnd, level: u32) { // See GET_PREV_EP(ep) macro // VALUE *prev_ep = ((VALUE *)((ep)[VM_ENV_DATA_INDEX_SPECVAL] & ~0x03)) let offs = (SIZEOF_VALUE as i32) * (VM_ENV_DATA_INDEX_SPECVAL as i32); - mov(cb, reg, mem_opnd(64, REG0, offs)); + mov(cb, reg, mem_opnd(64, reg, offs)); and(cb, reg, imm_opnd(!0x03)); } } |