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fix some oss-fuzz (#1224)

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* fix oss-fuzz 18138.

* fix oss-fuzz 20079.

* fix oss-fuzz 20209.

* fix oss-fuzz 20210.

* fix oss-fuzz 20262.

* rollback.

* rollback.

* fix oss-fuzz 20079.

* fix oss-fuzz 20179.

* fix oss-fuzz 20195.

* fix oss-fuzz 20206.

* fix oss-fuzz 20207.

* fix oss-fuzz 20265.

* fix oss-fuzz 20285.

* fix oss-fuzz 20868.

* fix oss-fuzz 20908.

* fix oss-fuzz 20909.

* fix oss-fuzz 20914.

* fix oss-fuzz 20922.

* fix oss-fuzz 20928.

* remove warnigs.

* fix oss-fuzz 20961.

* fix oss-fuzz 21005.

* remove clang warnings.

* fix oss-fuzz 21043.

* fix oss-fuzz 21047.

* fix oss-fuzz 21050.

* fix oss-fuzz 21219.
This commit is contained in:
Chen Huitao
2020-03-24 16:23:04 +08:00
committed by GitHub
parent 8ff326a2a3
commit 930cb9ada8
7 changed files with 17 additions and 17 deletions
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8
qemu/target-arm/neon_helper.c
View File

@@ -608,7 +608,7 @@ NEON_POP(pmax_u16, neon_u16, 2)
#undef NEON_FN
#define NEON_FN(dest, src1, src2) \
dest = (src1 > src2) ? (src1 - src2) : (src2 - src1)
dest = (src1 > src2) ? ((int64_t)src1 - (int64_t)src2) : ((int64_t)src2 - (int64_t)src1)
NEON_VOP(abd_s8, neon_s8, 4)
NEON_VOP(abd_u8, neon_u8, 4)
NEON_VOP(abd_s16, neon_s16, 2)
@@ -1052,7 +1052,7 @@ uint64_t HELPER(neon_qrshl_u64)(CPUARMState *env, uint64_t val, uint64_t shiftop
if (tmp >= (ssize_t)sizeof(src1) * 8) { \
if (src1) { \
SET_QC(); \
dest = (1 << (sizeof(src1) * 8 - 1)); \
dest = (uint32_t)(1U << (sizeof(src1) * 8 - 1)); \
if (src1 > 0) { \
dest--; \
} \
@@ -1067,7 +1067,7 @@ uint64_t HELPER(neon_qrshl_u64)(CPUARMState *env, uint64_t val, uint64_t shiftop
dest = ((uint64_t)src1) << tmp; \
if ((dest >> tmp) != src1) { \
SET_QC(); \
dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \
dest = (uint32_t)(1U << (sizeof(src1) * 8 - 1)); \
if (src1 > 0) { \
dest--; \
} \
@@ -1133,7 +1133,7 @@ uint64_t HELPER(neon_qrshl_s64)(CPUARMState *env, uint64_t valop, uint64_t shift
}
} else {
int64_t tmp = val;
val <<= shift;
val = (uint64_t)val << (shift & 0x3f);
if ((val >> shift) != tmp) {
SET_QC();
val = (tmp >> 63) ^ ~SIGNBIT64;

6
qemu/target-arm/translate.c
View File

@@ -6144,7 +6144,7 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
val = 0;
for (n = 0; n < 4; n++) {
if (imm & (1 << (n + (pass & 1) * 4)))
val |= 0xff << (n * 8);
val |= 0xffU << (n * 8);
}
tcg_gen_movi_i32(tcg_ctx, tmp, val);
} else {
@@ -11127,7 +11127,7 @@ static void disas_thumb_insn(CPUARMState *env, DisasContext *s) // qq
/* jump to the offset */
val = (uint32_t)s->pc + 2;
offset = ((int32_t)((uint32_t)insn << 24)) >> 24;
val += offset << 1;
val += (int32_t)((uint32_t)offset << 1);
gen_jmp(s, val);
break;
@@ -11140,7 +11140,7 @@ static void disas_thumb_insn(CPUARMState *env, DisasContext *s) // qq
/* unconditional branch */
val = (uint32_t)s->pc;
offset = ((int32_t)((uint32_t)insn << 21)) >> 21;
val += (offset << 1) + 2;
val += (int32_t)((uint32_t)offset << 1) + 2;
gen_jmp(s, val);
break;