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| author | zherczeg <zherczeg@6239d852-aaf2-0410-a92c-79f79f948069> | 2021-05-27 08:11:15 +0000 |
|---|---|---|
| committer | zherczeg <zherczeg@6239d852-aaf2-0410-a92c-79f79f948069> | 2021-05-27 08:11:15 +0000 |
| commit | 1376f89edfb2d1f692f96c6e871f27a18759be39 (patch) | |
| tree | fdd0362d13068ca9bedf64cb7a8976e28334a10c /src/sljit/sljitNativeMIPS_common.c | |
| parent | a8c8f1f6345d5c77bb49394b8ab520b34df88f42 (diff) | |
| download | pcre2-1376f89edfb2d1f692f96c6e871f27a18759be39.tar.gz | |
JIT compiler update
git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@1312 6239d852-aaf2-0410-a92c-79f79f948069
Diffstat (limited to 'src/sljit/sljitNativeMIPS_common.c')
| -rw-r--r-- | src/sljit/sljitNativeMIPS_common.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/sljit/sljitNativeMIPS_common.c b/src/sljit/sljitNativeMIPS_common.c index ecf4dac..fd74769 100644 --- a/src/sljit/sljitNativeMIPS_common.c +++ b/src/sljit/sljitNativeMIPS_common.c @@ -1377,6 +1377,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, src, srcw); case SLJIT_NEG: + compiler->status_flags_state = SLJIT_CURRENT_FLAGS_ADD_SUB; return emit_op(compiler, SLJIT_SUB | GET_ALL_FLAGS(op), flags | IMM_OP, dst, dstw, SLJIT_IMM, 0, src, srcw); case SLJIT_CLZ: @@ -1424,13 +1425,16 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compile switch (GET_OPCODE(op)) { case SLJIT_ADD: case SLJIT_ADDC: + compiler->status_flags_state = SLJIT_CURRENT_FLAGS_ADD_SUB; return emit_op(compiler, op, flags | CUMULATIVE_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w); case SLJIT_SUB: case SLJIT_SUBC: + compiler->status_flags_state = SLJIT_CURRENT_FLAGS_ADD_SUB; return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w); case SLJIT_MUL: + compiler->status_flags_state = 0; return emit_op(compiler, op, flags | CUMULATIVE_OP, dst, dstw, src1, src1w, src2, src2w); case SLJIT_AND: @@ -1860,7 +1864,6 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compile case SLJIT_SIG_LESS: case SLJIT_SIG_GREATER: case SLJIT_OVERFLOW: - case SLJIT_MUL_OVERFLOW: BR_Z(OTHER_FLAG); break; case SLJIT_GREATER_EQUAL: @@ -1868,7 +1871,6 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compile case SLJIT_SIG_GREATER_EQUAL: case SLJIT_SIG_LESS_EQUAL: case SLJIT_NOT_OVERFLOW: - case SLJIT_MUL_NOT_OVERFLOW: BR_NZ(OTHER_FLAG); break; case SLJIT_NOT_EQUAL_F64: @@ -2127,8 +2129,12 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *co FAIL_IF(push_inst(compiler, SLTIU | SA(EQUAL_FLAG) | TA(dst_ar) | IMM(1), dst_ar)); src_ar = dst_ar; break; - case SLJIT_MUL_OVERFLOW: - case SLJIT_MUL_NOT_OVERFLOW: + case SLJIT_OVERFLOW: + case SLJIT_NOT_OVERFLOW: + if (compiler->status_flags_state & SLJIT_CURRENT_FLAGS_ADD_SUB) { + src_ar = OTHER_FLAG; + break; + } FAIL_IF(push_inst(compiler, SLTIU | SA(OTHER_FLAG) | TA(dst_ar) | IMM(1), dst_ar)); src_ar = dst_ar; type ^= 0x1; /* Flip type bit for the XORI below. */ @@ -2219,7 +2225,6 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compil case SLJIT_SIG_LESS: case SLJIT_SIG_GREATER: case SLJIT_OVERFLOW: - case SLJIT_MUL_OVERFLOW: ins = MOVN | TA(OTHER_FLAG); break; case SLJIT_GREATER_EQUAL: @@ -2227,7 +2232,6 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compil case SLJIT_SIG_GREATER_EQUAL: case SLJIT_SIG_LESS_EQUAL: case SLJIT_NOT_OVERFLOW: - case SLJIT_MUL_NOT_OVERFLOW: ins = MOVZ | TA(OTHER_FLAG); break; case SLJIT_EQUAL_F64: |