On 2/28/24 23:35, Paolo Bonzini wrote:
On 2/29/24 00:10, Richard Henderson wrote:
On 2/28/24 01:11, Paolo Bonzini wrote:
- /* TSTNE x,sign -> LT x,0 */
- if (arg_is_const_val(*p2, (ctx->type == TCG_TYPE_I32
- ? INT32_MIN : INT64_MIN))) {
+ /* TSTNE x,i ->
On 2/29/24 00:10, Richard Henderson wrote:
On 2/28/24 01:11, Paolo Bonzini wrote:
- /* TSTNE x,sign -> LT x,0 */
- if (arg_is_const_val(*p2, (ctx->type == TCG_TYPE_I32
- ? INT32_MIN : INT64_MIN))) {
+ /* TSTNE x,i -> LT x,0 if i only includes sign bit copie
On 2/28/24 01:11, Paolo Bonzini wrote:
-/* TSTNE x,sign -> LT x,0 */
-if (arg_is_const_val(*p2, (ctx->type == TCG_TYPE_I32
- ? INT32_MIN : INT64_MIN))) {
+/* TSTNE x,i -> LT x,0 if i only includes sign bit copies */
+if (arg_is_const(*p2) && (arg_info
