enc_mips32: workaround gcc-4.9 bug

avoids an ICE with NDK r10b + NDK_TOOLCHAIN_VERSION=4.9

In function 'SSE16x16':
enc_mips32.c (684) internal compiler error: Segmentation fault

Change-Id: I1a3d33c0a9534c97633ab93bcdf9bf59d3a7e473
(cherry picked from commit 0ce27e715e)
This commit is contained in:
James Zern 2014-10-15 19:08:29 +02:00
parent 243e68df60
commit e2ecae62f0

View File

@ -20,6 +20,10 @@
#include "../enc/vp8enci.h"
#include "../enc/cost.h"
#if defined(__GNUC__) && defined(__ANDROID__) && LOCAL_GCC_VERSION == 0x409
#define WORK_AROUND_GCC
#endif
static const int kC1 = 20091 + (1 << 16);
static const int kC2 = 35468;
@ -641,6 +645,7 @@ int VP8GetResidualCostMIPS32(int ctx0, const VP8Residual* const res) {
GET_SSE_INNER(C, C + 1, C + 2, C + 3) \
GET_SSE_INNER(D, D + 1, D + 2, D + 3)
#if !defined(WORK_AROUND_GCC)
static int SSE16x16(const uint8_t* a, const uint8_t* b) {
int count;
int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;
@ -742,6 +747,8 @@ static int SSE4x4(const uint8_t* a, const uint8_t* b) {
return count;
}
#endif // WORK_AROUND_GCC
#undef GET_SSE_MIPS32
#undef GET_SSE_MIPS32_INNER
@ -759,9 +766,11 @@ void VP8EncDspInitMIPS32(void) {
VP8TDisto4x4 = Disto4x4;
VP8TDisto16x16 = Disto16x16;
VP8FTransform = FTransform;
#if !defined(WORK_AROUND_GCC)
VP8SSE16x16 = SSE16x16;
VP8SSE8x8 = SSE8x8;
VP8SSE16x8 = SSE16x8;
VP8SSE4x4 = SSE4x4;
#endif
#endif // WEBP_USE_MIPS32
}