From: Konstantinos Margaritis <konstantinos@vectorcamp.gr>
Date: Tue, 7 Dec 2021 08:43:52 +0000 (+0000)
Subject: fix clang-release-arm compilation
X-Git-Tag: vectorscan/5.4.6^2~3^2~1
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=fd2eabd0716477e29008da6772c499b855f6d48c;p=thirdparty%2Fvectorscan.git

fix clang-release-arm compilation
---

diff --git a/src/util/arch/arm/simd_utils.h b/src/util/arch/arm/simd_utils.h
index d1ab583f..764d26fd 100644
--- a/src/util/arch/arm/simd_utils.h
+++ b/src/util/arch/arm/simd_utils.h
@@ -419,9 +419,10 @@ m128 load_m128_from_u64a(const u64a *p) {
 }
 
 static really_inline u32 extract32from128(const m128 in, unsigned imm) {
-#if defined(HS_OPTIMIZE)
-    return vgetq_lane_u32((uint32x4_t) in, imm);
-#else
+#if defined(HAVE__BUILTIN_CONSTANT_P)
+    if (__builtin_constant_p(b)) {
+        return vgetq_lane_u32((uint32x4_t) in, imm);
+#endif
     switch (imm) {
     case 0:
         return vgetq_lane_u32((uint32x4_t) in, 0);
@@ -439,13 +440,13 @@ static really_inline u32 extract32from128(const m128 in, unsigned imm) {
 	return 0;
 	break;
     }
-#endif
 }
 
 static really_inline u64a extract64from128(const m128 in, unsigned imm) {
-#if defined(HS_OPTIMIZE)
-    return vgetq_lane_u64((uint64x2_t) in, imm);
-#else
+#if defined(HAVE__BUILTIN_CONSTANT_P)
+    if (__builtin_constant_p(b)) {
+        return vgetq_lane_u64((uint64x2_t) in, imm);
+#endif
     switch (imm) {
     case 0:
         return vgetq_lane_u64((uint64x2_t) in, 0);
@@ -457,7 +458,6 @@ static really_inline u64a extract64from128(const m128 in, unsigned imm) {
 	return 0;
 	break;
     }
-#endif
 }
 
 static really_inline m128 low64from128(const m128 in) {