diff options
Diffstat (limited to 'tcg/s390/tcg-target.inc.c')
| -rw-r--r-- | tcg/s390/tcg-target.inc.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/tcg/s390/tcg-target.inc.c b/tcg/s390/tcg-target.inc.c index 68a4c60394..39ecf609a1 100644 --- a/tcg/s390/tcg-target.inc.c +++ b/tcg/s390/tcg-target.inc.c @@ -377,23 +377,29 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type, switch (type) { case R_390_PC16DBL: - assert(pcrel2 == (int16_t)pcrel2); - tcg_patch16(code_ptr, pcrel2); + if (pcrel2 == (int16_t)pcrel2) { + tcg_patch16(code_ptr, pcrel2); + return true; + } break; case R_390_PC32DBL: - assert(pcrel2 == (int32_t)pcrel2); - tcg_patch32(code_ptr, pcrel2); + if (pcrel2 == (int32_t)pcrel2) { + tcg_patch32(code_ptr, pcrel2); + return true; + } break; case R_390_20: - assert(value == sextract64(value, 0, 20)); - old = *(uint32_t *)code_ptr & 0xf00000ff; - old |= ((value & 0xfff) << 16) | ((value & 0xff000) >> 4); - tcg_patch32(code_ptr, old); + if (value == sextract64(value, 0, 20)) { + old = *(uint32_t *)code_ptr & 0xf00000ff; + old |= ((value & 0xfff) << 16) | ((value & 0xff000) >> 4); + tcg_patch32(code_ptr, old); + return true; + } break; default: g_assert_not_reached(); } - return true; + return false; } /* parse target specific constraints */ @@ -1334,6 +1340,7 @@ static void tgen_compare_branch(TCGContext *s, S390Opcode opc, int cc, if (l->has_value) { off = l->u.value_ptr - s->code_ptr; + tcg_debug_assert(off == (int16_t)off); } else { tcg_out_reloc(s, s->code_ptr + 1, R_390_PC16DBL, l, 2); } @@ -1350,6 +1357,7 @@ static void tgen_compare_imm_branch(TCGContext *s, S390Opcode opc, int cc, if (l->has_value) { off = l->u.value_ptr - s->code_ptr; + tcg_debug_assert(off == (int16_t)off); } else { tcg_out_reloc(s, s->code_ptr + 1, R_390_PC16DBL, l, 2); } @@ -1615,7 +1623,9 @@ static void tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) TCGMemOpIdx oi = lb->oi; TCGMemOp opc = get_memop(oi); - patch_reloc(lb->label_ptr[0], R_390_PC16DBL, (intptr_t)s->code_ptr, 2); + bool ok = patch_reloc(lb->label_ptr[0], R_390_PC16DBL, + (intptr_t)s->code_ptr, 2); + tcg_debug_assert(ok); tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_R2, TCG_AREG0); if (TARGET_LONG_BITS == 64) { @@ -1636,7 +1646,9 @@ static void tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) TCGMemOpIdx oi = lb->oi; TCGMemOp opc = get_memop(oi); - patch_reloc(lb->label_ptr[0], R_390_PC16DBL, (intptr_t)s->code_ptr, 2); + bool ok = patch_reloc(lb->label_ptr[0], R_390_PC16DBL, + (intptr_t)s->code_ptr, 2); + tcg_debug_assert(ok); tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_R2, TCG_AREG0); if (TARGET_LONG_BITS == 64) { |