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author | phajdan.jr@chromium.org <phajdan.jr@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-09-29 18:28:52 +0000 |
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committer | phajdan.jr@chromium.org <phajdan.jr@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-09-29 18:28:52 +0000 |
commit | 7396ca286f6332422bcdc080c2a78e9b71840db5 (patch) | |
tree | 73dc46aa666598a2ac14376d7fe3d3ba641194e8 /third_party/qcms/transform-sse2.c | |
parent | f202429bdd316c214b193e1807d9c1161b9fd575 (diff) | |
download | chromium_src-7396ca286f6332422bcdc080c2a78e9b71840db5.zip chromium_src-7396ca286f6332422bcdc080c2a78e9b71840db5.tar.gz chromium_src-7396ca286f6332422bcdc080c2a78e9b71840db5.tar.bz2 |
Remove unused qcms library.
BUG=98460
Review URL: http://codereview.chromium.org/8079005
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@103316 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'third_party/qcms/transform-sse2.c')
-rw-r--r-- | third_party/qcms/transform-sse2.c | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/third_party/qcms/transform-sse2.c b/third_party/qcms/transform-sse2.c deleted file mode 100644 index f6e1674..0000000 --- a/third_party/qcms/transform-sse2.c +++ /dev/null @@ -1,243 +0,0 @@ -#include <emmintrin.h> - -#include "qcmsint.h" - -/* pre-shuffled: just load these into XMM reg instead of load-scalar/shufps sequence */ -#define FLOATSCALE (float)(PRECACHE_OUTPUT_SIZE) -#define CLAMPMAXVAL ( ((float) (PRECACHE_OUTPUT_SIZE - 1)) / PRECACHE_OUTPUT_SIZE ) -static const ALIGN float floatScaleX4[4] = - { FLOATSCALE, FLOATSCALE, FLOATSCALE, FLOATSCALE}; -static const ALIGN float clampMaxValueX4[4] = - { CLAMPMAXVAL, CLAMPMAXVAL, CLAMPMAXVAL, CLAMPMAXVAL}; - -void qcms_transform_data_rgb_out_lut_sse2(qcms_transform *transform, - unsigned char *src, - unsigned char *dest, - size_t length) -{ - unsigned int i; - float (*mat)[4] = transform->matrix; - char input_back[32]; - /* Ensure we have a buffer that's 16 byte aligned regardless of the original - * stack alignment. We can't use __attribute__((aligned(16))) or __declspec(align(32)) - * because they don't work on stack variables. gcc 4.4 does do the right thing - * on x86 but that's too new for us right now. For more info: gcc bug #16660 */ - float const * input = (float*)(((uintptr_t)&input_back[16]) & ~0xf); - /* share input and output locations to save having to keep the - * locations in separate registers */ - uint32_t const * output = (uint32_t*)input; - - /* deref *transform now to avoid it in loop */ - const float *igtbl_r = transform->input_gamma_table_r; - const float *igtbl_g = transform->input_gamma_table_g; - const float *igtbl_b = transform->input_gamma_table_b; - - /* deref *transform now to avoid it in loop */ - const uint8_t *otdata_r = &transform->output_table_r->data[0]; - const uint8_t *otdata_g = &transform->output_table_g->data[0]; - const uint8_t *otdata_b = &transform->output_table_b->data[0]; - - /* input matrix values never change */ - const __m128 mat0 = _mm_load_ps(mat[0]); - const __m128 mat1 = _mm_load_ps(mat[1]); - const __m128 mat2 = _mm_load_ps(mat[2]); - - /* these values don't change, either */ - const __m128 max = _mm_load_ps(clampMaxValueX4); - const __m128 min = _mm_setzero_ps(); - const __m128 scale = _mm_load_ps(floatScaleX4); - - /* working variables */ - __m128 vec_r, vec_g, vec_b, result; - - /* CYA */ - if (!length) - return; - - /* one pixel is handled outside of the loop */ - length--; - - /* setup for transforming 1st pixel */ - vec_r = _mm_load_ss(&igtbl_r[src[0]]); - vec_g = _mm_load_ss(&igtbl_g[src[1]]); - vec_b = _mm_load_ss(&igtbl_b[src[2]]); - src += 3; - - /* transform all but final pixel */ - - for (i=0; i<length; i++) - { - /* position values from gamma tables */ - vec_r = _mm_shuffle_ps(vec_r, vec_r, 0); - vec_g = _mm_shuffle_ps(vec_g, vec_g, 0); - vec_b = _mm_shuffle_ps(vec_b, vec_b, 0); - - /* gamma * matrix */ - vec_r = _mm_mul_ps(vec_r, mat0); - vec_g = _mm_mul_ps(vec_g, mat1); - vec_b = _mm_mul_ps(vec_b, mat2); - - /* crunch, crunch, crunch */ - vec_r = _mm_add_ps(vec_r, _mm_add_ps(vec_g, vec_b)); - vec_r = _mm_max_ps(min, vec_r); - vec_r = _mm_min_ps(max, vec_r); - result = _mm_mul_ps(vec_r, scale); - - /* store calc'd output tables indices */ - _mm_store_si128((__m128i*)output, _mm_cvtps_epi32(result)); - - /* load for next loop while store completes */ - vec_r = _mm_load_ss(&igtbl_r[src[0]]); - vec_g = _mm_load_ss(&igtbl_g[src[1]]); - vec_b = _mm_load_ss(&igtbl_b[src[2]]); - src += 3; - - /* use calc'd indices to output RGB values */ - dest[0] = otdata_r[output[0]]; - dest[1] = otdata_g[output[1]]; - dest[2] = otdata_b[output[2]]; - dest += 3; - } - - /* handle final (maybe only) pixel */ - - vec_r = _mm_shuffle_ps(vec_r, vec_r, 0); - vec_g = _mm_shuffle_ps(vec_g, vec_g, 0); - vec_b = _mm_shuffle_ps(vec_b, vec_b, 0); - - vec_r = _mm_mul_ps(vec_r, mat0); - vec_g = _mm_mul_ps(vec_g, mat1); - vec_b = _mm_mul_ps(vec_b, mat2); - - vec_r = _mm_add_ps(vec_r, _mm_add_ps(vec_g, vec_b)); - vec_r = _mm_max_ps(min, vec_r); - vec_r = _mm_min_ps(max, vec_r); - result = _mm_mul_ps(vec_r, scale); - - _mm_store_si128((__m128i*)output, _mm_cvtps_epi32(result)); - - dest[0] = otdata_r[output[0]]; - dest[1] = otdata_g[output[1]]; - dest[2] = otdata_b[output[2]]; -} - -void qcms_transform_data_rgba_out_lut_sse2(qcms_transform *transform, - unsigned char *src, - unsigned char *dest, - size_t length) -{ - unsigned int i; - float (*mat)[4] = transform->matrix; - char input_back[32]; - /* Ensure we have a buffer that's 16 byte aligned regardless of the original - * stack alignment. We can't use __attribute__((aligned(16))) or __declspec(align(32)) - * because they don't work on stack variables. gcc 4.4 does do the right thing - * on x86 but that's too new for us right now. For more info: gcc bug #16660 */ - float const * input = (float*)(((uintptr_t)&input_back[16]) & ~0xf); - /* share input and output locations to save having to keep the - * locations in separate registers */ - uint32_t const * output = (uint32_t*)input; - - /* deref *transform now to avoid it in loop */ - const float *igtbl_r = transform->input_gamma_table_r; - const float *igtbl_g = transform->input_gamma_table_g; - const float *igtbl_b = transform->input_gamma_table_b; - - /* deref *transform now to avoid it in loop */ - const uint8_t *otdata_r = &transform->output_table_r->data[0]; - const uint8_t *otdata_g = &transform->output_table_g->data[0]; - const uint8_t *otdata_b = &transform->output_table_b->data[0]; - - /* input matrix values never change */ - const __m128 mat0 = _mm_load_ps(mat[0]); - const __m128 mat1 = _mm_load_ps(mat[1]); - const __m128 mat2 = _mm_load_ps(mat[2]); - - /* these values don't change, either */ - const __m128 max = _mm_load_ps(clampMaxValueX4); - const __m128 min = _mm_setzero_ps(); - const __m128 scale = _mm_load_ps(floatScaleX4); - - /* working variables */ - __m128 vec_r, vec_g, vec_b, result; - unsigned char alpha; - - /* CYA */ - if (!length) - return; - - /* one pixel is handled outside of the loop */ - length--; - - /* setup for transforming 1st pixel */ - vec_r = _mm_load_ss(&igtbl_r[src[0]]); - vec_g = _mm_load_ss(&igtbl_g[src[1]]); - vec_b = _mm_load_ss(&igtbl_b[src[2]]); - alpha = src[3]; - src += 4; - - /* transform all but final pixel */ - - for (i=0; i<length; i++) - { - /* position values from gamma tables */ - vec_r = _mm_shuffle_ps(vec_r, vec_r, 0); - vec_g = _mm_shuffle_ps(vec_g, vec_g, 0); - vec_b = _mm_shuffle_ps(vec_b, vec_b, 0); - - /* gamma * matrix */ - vec_r = _mm_mul_ps(vec_r, mat0); - vec_g = _mm_mul_ps(vec_g, mat1); - vec_b = _mm_mul_ps(vec_b, mat2); - - /* store alpha for this pixel; load alpha for next */ - dest[3] = alpha; - alpha = src[3]; - - /* crunch, crunch, crunch */ - vec_r = _mm_add_ps(vec_r, _mm_add_ps(vec_g, vec_b)); - vec_r = _mm_max_ps(min, vec_r); - vec_r = _mm_min_ps(max, vec_r); - result = _mm_mul_ps(vec_r, scale); - - /* store calc'd output tables indices */ - _mm_store_si128((__m128i*)output, _mm_cvtps_epi32(result)); - - /* load gamma values for next loop while store completes */ - vec_r = _mm_load_ss(&igtbl_r[src[0]]); - vec_g = _mm_load_ss(&igtbl_g[src[1]]); - vec_b = _mm_load_ss(&igtbl_b[src[2]]); - src += 4; - - /* use calc'd indices to output RGB values */ - dest[0] = otdata_r[output[0]]; - dest[1] = otdata_g[output[1]]; - dest[2] = otdata_b[output[2]]; - dest += 4; - } - - /* handle final (maybe only) pixel */ - - vec_r = _mm_shuffle_ps(vec_r, vec_r, 0); - vec_g = _mm_shuffle_ps(vec_g, vec_g, 0); - vec_b = _mm_shuffle_ps(vec_b, vec_b, 0); - - vec_r = _mm_mul_ps(vec_r, mat0); - vec_g = _mm_mul_ps(vec_g, mat1); - vec_b = _mm_mul_ps(vec_b, mat2); - - dest[3] = alpha; - - vec_r = _mm_add_ps(vec_r, _mm_add_ps(vec_g, vec_b)); - vec_r = _mm_max_ps(min, vec_r); - vec_r = _mm_min_ps(max, vec_r); - result = _mm_mul_ps(vec_r, scale); - - _mm_store_si128((__m128i*)output, _mm_cvtps_epi32(result)); - - dest[0] = otdata_r[output[0]]; - dest[1] = otdata_g[output[1]]; - dest[2] = otdata_b[output[2]]; -} - - |