target-arm: mark a few integer helpers const and pure

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/target-arm/helper.h b/target-arm/helper.h
index 794e2b1869edef59ab2349d73ef33f5b1e9a1698..8b9adf1311c1cf57bf4ba88775893362628a3b9e 100644 (file)
--- a/target-arm/helper.h
+++ b/target-arm/helper.h
@@ -1,8 +1,8 @@
 #include "def-helper.h"
 
-DEF_HELPER_1(clz, i32, i32)
-DEF_HELPER_1(sxtb16, i32, i32)
-DEF_HELPER_1(uxtb16, i32, i32)
+DEF_HELPER_FLAGS_1(clz, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
+DEF_HELPER_FLAGS_1(sxtb16, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
+DEF_HELPER_FLAGS_1(uxtb16, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
 
 DEF_HELPER_3(add_setq, i32, env, i32, i32)
 DEF_HELPER_3(add_saturate, i32, env, i32, i32)
@@ -10,10 +10,10 @@ DEF_HELPER_3(sub_saturate, i32, env, i32, i32)
 DEF_HELPER_3(add_usaturate, i32, env, i32, i32)
 DEF_HELPER_3(sub_usaturate, i32, env, i32, i32)
 DEF_HELPER_2(double_saturate, i32, env, s32)
-DEF_HELPER_2(sdiv, s32, s32, s32)
-DEF_HELPER_2(udiv, i32, i32, i32)
-DEF_HELPER_1(rbit, i32, i32)
-DEF_HELPER_1(abs, i32, i32)
+DEF_HELPER_FLAGS_2(sdiv, TCG_CALL_CONST | TCG_CALL_PURE, s32, s32, s32)
+DEF_HELPER_FLAGS_2(udiv, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32, i32)
+DEF_HELPER_FLAGS_1(rbit, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
+DEF_HELPER_FLAGS_1(abs, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
 
 #define PAS_OP(pfx)  \
     DEF_HELPER_3(pfx ## add8, i32, i32, i32, ptr) \
@@ -45,11 +45,12 @@ DEF_HELPER_3(usat, i32, env, i32, i32)
 DEF_HELPER_3(ssat16, i32, env, i32, i32)
 DEF_HELPER_3(usat16, i32, env, i32, i32)
 
-DEF_HELPER_2(usad8, i32, i32, i32)
+DEF_HELPER_FLAGS_2(usad8, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32, i32)
 
 DEF_HELPER_1(logicq_cc, i32, i64)
 
-DEF_HELPER_3(sel_flags, i32, i32, i32, i32)
+DEF_HELPER_FLAGS_3(sel_flags, TCG_CALL_CONST | TCG_CALL_PURE,
+                   i32, i32, i32, i32)
 DEF_HELPER_2(exception, void, env, i32)
 DEF_HELPER_1(wfi, void, env)