@@ -565,6 +565,20 @@ static bool tcg_target_const_match(int64_t val, int ct,
}
if (ct & TCG_CT_CONST_CMP) {
+ if (is_tst_cond(cond)) {
+ if (is_const_p16(uval) >= 0) {
+ return true; /* TMxx */
+ }
+ if (risbg_mask(uval)) {
+ return true; /* RISBG */
+ }
+ return false;
+ }
+
+ if (type == TCG_TYPE_I32) {
+ return true;
+ }
+
switch (cond) {
case TCG_COND_EQ:
case TCG_COND_NE:
@@ -584,13 +598,7 @@ static bool tcg_target_const_match(int64_t val, int ct,
break;
case TCG_COND_TSTNE:
case TCG_COND_TSTEQ:
- if (is_const_p16(uval) >= 0) {
- return true; /* TMxx */
- }
- if (risbg_mask(uval)) {
- return true; /* RISBG */
- }
- break;
+ /* checked above, fallthru */
default:
g_assert_not_reached();
}
@@ -3231,9 +3239,9 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op)
case INDEX_op_rotl_i64:
case INDEX_op_rotr_i32:
case INDEX_op_rotr_i64:
+ return C_O1_I2(r, r, ri);
case INDEX_op_setcond_i32:
case INDEX_op_negsetcond_i32:
- return C_O1_I2(r, r, ri);
case INDEX_op_setcond_i64:
case INDEX_op_negsetcond_i64:
return C_O1_I2(r, r, rC);
The following changes since commit f774a677507966222624a9b2859f06ede7608100: Merge tag 'pull-target-arm-20241015-1' of https://git.linaro.org/people/pmaydell/qemu-arm into staging (2024-10-15 15:18:22 +0100) are available in the Git repository at: https://gitlab.com/bonzini/qemu.git tags/for-upstream for you to fetch changes up to 15d955975bd484c2c66af0d6daaa02a7d04d2256: target/i386: Use only 16 and 32-bit operands for IN/OUT (2024-10-17 19:41:30 +0200) ---------------------------------------------------------------- * tcg/s390x: Fix for TSTEQ/TSTNE * target/i386: Fixes for IN and OUT with REX prefix * target/i386: New CPUID features and logic fixes * target/i386: Add support save/load HWCR MSR * target/i386: Move more instructions to new decoder; separate decoding and IR generation * target/i386/tcg: Use DPL-level accesses for interrupts and call gates * accel/kvm: perform capability checks on VM file descriptor when necessary * accel/kvm: dynamically sized kvm memslots array * target/i386: fixes for Hyper-V * docs/system: Add recommendations to Hyper-V enlightenments doc ---------------------------------------------------------------- v1->v2: new patch to fix tcg/s390x mark new patch and "check for KVM_CAP_READONLY_MEM on VM" for stable Chao Gao (1): target/i386: Add more features enumerated by CPUID.7.2.EDX Gao Shiyuan (1): target/i386: Add support save/load HWCR MSR Paolo Bonzini (10): tcg/s390x: fix constraint for 32-bit TSTEQ/TSTNE target/i386: convert bit test instructions to new decoder target/i386: decode address before going back to translate.c target/i386: convert CMPXCHG8B/CMPXCHG16B to new decoder target/i386: do not check PREFIX_LOCK in old-style decoder target/i386: list instructions still in translate.c target/i386: assert that cc_op* and pc_save are preserved target/i386/tcg: Use DPL-level accesses for interrupts and call gates accel/kvm: check for KVM_CAP_MULTI_ADDRESS_SPACE on vm accel/kvm: check for KVM_CAP_MEMORY_ATTRIBUTES on vm Peter Xu (4): KVM: Dynamic sized kvm memslots array KVM: Define KVM_MEMSLOTS_NUM_MAX_DEFAULT KVM: Rename KVMMemoryListener.nr_used_slots to nr_slots_used KVM: Rename KVMState->nr_slots to nr_slots_max Richard Henderson (1): target/i386: Use only 16 and 32-bit operands for IN/OUT Tom Dohrmann (1): accel/kvm: check for KVM_CAP_READONLY_MEM on VM Vitaly Kuznetsov (4): target/i386: Fix conditional CONFIG_SYNDBG enablement target/i386: Exclude 'hv-syndbg' from 'hv-passthrough' target/i386: Make sure SynIC state is really updated before KVM_RUN docs/system: Add recommendations to Hyper-V enlightenments doc Xiaoyao Li (4): target/i386: Don't construct a all-zero entry for CPUID[0xD 0x3f] target/i386: Enable fdp-excptn-only and zero-fcs-fds target/i386: Construct CPUID 2 as stateful iff times > 1 target/i386: Make invtsc migratable when user sets tsc-khz explicitly docs/system/i386/hyperv.rst | 43 +++- include/sysemu/kvm_int.h | 7 +- target/i386/cpu.h | 9 + target/i386/tcg/decode-new.h | 19 +- accel/kvm/kvm-all.c | 131 ++++++++---- target/i386/cpu.c | 21 +- target/i386/kvm/hyperv.c | 1 + target/i386/kvm/kvm.c | 47 +++-- target/i386/machine.c | 20 ++ target/i386/tcg/seg_helper.c | 17 +- target/i386/tcg/translate.c | 444 ++++++--------------------------------- target/i386/tcg/decode-new.c.inc | 145 +++++++++---- target/i386/tcg/emit.c.inc | 246 +++++++++++++++++++++- tcg/s390x/tcg-target.c.inc | 24 ++- accel/kvm/trace-events | 1 + 15 files changed, 682 insertions(+), 493 deletions(-)