diff options
Diffstat (limited to 'pixman/pixman/pixman-mips-dspr2-asm.h')
-rw-r--r-- | pixman/pixman/pixman-mips-dspr2-asm.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/pixman/pixman/pixman-mips-dspr2-asm.h b/pixman/pixman/pixman-mips-dspr2-asm.h index 12ff42c57..838306043 100644 --- a/pixman/pixman/pixman-mips-dspr2-asm.h +++ b/pixman/pixman/pixman-mips-dspr2-asm.h @@ -499,4 +499,71 @@ LEAF_MIPS32R2(symbol) \ precr.qb.ph \d2_8888, \scratch5, \scratch6 .endm +/* + * OVER operation on single a8r8g8b8 source pixel (s_8888) and single a8r8g8b8 + * destination pixel (d_8888) using a8 mask (m_8). It also requires maskLSR + * needed for rounding process. maskLSR must have following value: + * li maskLSR, 0x00ff00ff + */ +.macro OVER_8888_8_8888 s_8888, \ + m_8, \ + d_8888, \ + out_8888, \ + maskLSR, \ + scratch1, scratch2, scratch3, scratch4 + MIPS_UN8x4_MUL_UN8 \s_8888, \m_8, \ + \scratch1, \maskLSR, \ + \scratch2, \scratch3, \scratch4 + + not \scratch2, \scratch1 + srl \scratch2, \scratch2, 24 + + MIPS_UN8x4_MUL_UN8 \d_8888, \scratch2, \ + \d_8888, \maskLSR, \ + \scratch3, \scratch4, \out_8888 + + addu_s.qb \out_8888, \d_8888, \scratch1 +.endm + +/* + * OVER operation on two a8r8g8b8 source pixels (s1_8888 and s2_8888) and two + * a8r8g8b8 destination pixels (d1_8888 and d2_8888) using a8 masks (m1_8 and + * m2_8). It also requires maskLSR needed for rounding process. maskLSR must + * have following value: + * li maskLSR, 0x00ff00ff + */ +.macro OVER_2x8888_2x8_2x8888 s1_8888, \ + s2_8888, \ + m1_8, \ + m2_8, \ + d1_8888, \ + d2_8888, \ + out1_8888, \ + out2_8888, \ + maskLSR, \ + scratch1, scratch2, scratch3, \ + scratch4, scratch5, scratch6 + MIPS_2xUN8x4_MUL_2xUN8 \s1_8888, \s2_8888, \ + \m1_8, \m2_8, \ + \scratch1, \scratch2, \ + \maskLSR, \ + \scratch3, \scratch4, \out1_8888, \ + \out2_8888, \scratch5, \scratch6 + + not \scratch3, \scratch1 + srl \scratch3, \scratch3, 24 + not \scratch4, \scratch2 + srl \scratch4, \scratch4, 24 + + MIPS_2xUN8x4_MUL_2xUN8 \d1_8888, \d2_8888, \ + \scratch3, \scratch4, \ + \d1_8888, \d2_8888, \ + \maskLSR, \ + \scratch5, \scratch6, \out1_8888, \ + \out2_8888, \scratch3, \scratch4 + + addu_s.qb \out1_8888, \d1_8888, \scratch1 + addu_s.qb \out2_8888, \d2_8888, \scratch2 +.endm + #endif //PIXMAN_MIPS_DSPR2_ASM_H |