diff options
| author |  Lioncash <mathew1800@gmail.com> | 2015-01-02 18:23:21 -0500 |
|---|---|---|
| committer | Lioncash <mathew1800@gmail.com> | 2015-01-02 18:29:36 -0500 |
| commit | bee4ff8454d21644f731703173f449dfeda0fec4 (patch) | |
| tree | b03b1340fe531171f90dc09bebe71bf288f4ac6d /src | |
| parent | 3337b846204c3d18fde4e28ad1558f5e73532ccc (diff) | |
armemu: Fix missing Q flag check for SMLSD.
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/arm/interpreter/armemu.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp index 40e4837d..12166bf7 100644 --- a/src/core/arm/interpreter/armemu.cpp +++ b/src/core/arm/interpreter/armemu.cpp @@ -6480,9 +6480,13 @@ L_stm_s_takeabort: // SMUSD and SMLSD else { state->Reg[rd_idx] = product1 - product2; - - if (BITS(12, 15) != 15) + + if (BITS(12, 15) != 15) { state->Reg[rd_idx] += state->Reg[ra_idx]; + + if (ARMul_AddOverflowQ(product1 - product2, state->Reg[ra_idx])) + SETQ; + } } return 1; |