Patchwork [v2,4/5] target-arm: mark a few integer helpers const and pure

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Submitter Aurelien Jarno
Date Sept. 21, 2012, 7:33 p.m.
Message ID <1348256016-5077-5-git-send-email-aurelien@aurel32.net>
Download mbox | patch
Permalink /patch/185894/
State New
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Comments

Aurelien Jarno - Sept. 21, 2012, 7:33 p.m.
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 target-arm/helper.h |   19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)
Peter Maydell - Sept. 25, 2012, 4:40 p.m.
On 21 September 2012 20:33, Aurelien Jarno <aurelien@aurel32.net> wrote:
> Cc: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

-- PMM

Patch

diff --git a/target-arm/helper.h b/target-arm/helper.h
index 794e2b1..8b9adf1 100644
--- 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)