diff options
Diffstat (limited to 'pixman/pixman/pixman-mips-dspr2-asm.h')
| -rw-r--r-- | pixman/pixman/pixman-mips-dspr2-asm.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/pixman/pixman/pixman-mips-dspr2-asm.h b/pixman/pixman/pixman-mips-dspr2-asm.h index 7cf3281ed..7327dc6dc 100644 --- a/pixman/pixman/pixman-mips-dspr2-asm.h +++ b/pixman/pixman/pixman-mips-dspr2-asm.h @@ -566,6 +566,40 @@ LEAF_MIPS32R2(symbol) \ addu_s.qb \out2_8888, \d2_8888, \scratch2 .endm +/* + * OVER operation on single a8r8g8b8 source pixel (s_8888) and single a8r8g8b8 + * destination pixel (d_8888). It also requires maskLSR needed for rounding + * process. maskLSR must have following value: + * li maskLSR, 0x00ff00ff + */ +.macro OVER_8888_8888 s_8888, \ + d_8888, \ + out_8888, \ + maskLSR, \ + scratch1, scratch2, scratch3, scratch4 + not \scratch1, \s_8888 + srl \scratch1, \scratch1, 24 + + MIPS_UN8x4_MUL_UN8 \d_8888, \scratch1, \ + \out_8888, \maskLSR, \ + \scratch2, \scratch3, \scratch4 + + addu_s.qb \out_8888, \out_8888, \s_8888 +.endm + +.macro MIPS_UN8x4_MUL_UN8_ADD_UN8x4 s_8888, \ + m_8, \ + d_8888, \ + out_8888, \ + maskLSR, \ + scratch1, scratch2, scratch3 + MIPS_UN8x4_MUL_UN8 \s_8888, \m_8, \ + \out_8888, \maskLSR, \ + \scratch1, \scratch2, \scratch3 + + addu_s.qb \out_8888, \out_8888, \d_8888 +.endm + .macro BILINEAR_INTERPOLATE_SINGLE_PIXEL tl, tr, bl, br, \ scratch1, scratch2, \ alpha, red, green, blue \ |