Hexagon (target/hexagon) Add overrides for clr[tf]new

These instructions have implicit reads from p0, so we don't want
them in helpers when idef-parser is off.

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230427230012.3800327-6-tsimpson@quicinc.com>

target/hexagon/gen_tcg.h

@@ -1101,6 +1101,22 @@
         gen_jump(ctx, riV); \
     } while (0)
 
+/* if (p0.new) r0 = #0 */
+#define fGEN_TCG_SA1_clrtnew(SHORTCODE) \
+    do { \
+        tcg_gen_movcond_tl(TCG_COND_EQ, RdV, \
+                           hex_new_pred_value[0], tcg_constant_tl(0), \
+                           RdV, tcg_constant_tl(0)); \
+    } while (0)
+
+/* if (!p0.new) r0 = #0 */
+#define fGEN_TCG_SA1_clrfnew(SHORTCODE) \
+    do { \
+        tcg_gen_movcond_tl(TCG_COND_NE, RdV, \
+                           hex_new_pred_value[0], tcg_constant_tl(0), \
+                           RdV, tcg_constant_tl(0)); \
+    } while (0)
+
 #define fGEN_TCG_J2_pause(SHORTCODE) \
     do { \
         uiV = uiV; \

target/hexagon/macros.h

@@ -227,12 +227,8 @@ static inline void gen_cancel(uint32_t slot)
 
 #ifdef QEMU_GENERATE
 #define fLSBNEW(PVAL)   tcg_gen_andi_tl(LSB, (PVAL), 1)
-#define fLSBNEW0        tcg_gen_andi_tl(LSB, hex_new_pred_value[0], 1)
-#define fLSBNEW1        tcg_gen_andi_tl(LSB, hex_new_pred_value[1], 1)
 #else
 #define fLSBNEW(PVAL)   ((PVAL) & 1)
-#define fLSBNEW0        (env->new_pred_value[0] & 1)
-#define fLSBNEW1        (env->new_pred_value[1] & 1)
 #endif
 
 #ifdef QEMU_GENERATE