X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=frontend%2Fcspace_neon.S;h=8b201dbe6b411932260a3d4a37da1444967842e7;hp=56ab3044a0f7387b21333bc7fc991d1c925188d9;hb=HEAD;hpb=92db7708f2fd2a26ea730d761a60a582a646405a diff --git a/frontend/cspace_neon.S b/frontend/cspace_neon.S index 56ab3044..3a89fdb9 100644 --- a/frontend/cspace_neon.S +++ b/frontend/cspace_neon.S @@ -23,13 +23,25 @@ FUNCTION(bgr555_to_rgb565): @ dst, src, bytes pld [r1] mov r3, #0x07c0 vdup.16 q15, r3 + tst r0, #8 + beq 0f + @ align the dst + vld1.16 {d0}, [r1]! + sub r2, r2, #8 + vshl.u16 d0, d0, #1 + vshl.u16 d1, d0, #10 + vsri.u16 d1, d0, #11 + vbit d1, d0, d30 + vst1.16 {d1}, [r0]! +0: subs r2, r2, #64 blt btr16_end64 0: pld [r1, #64*2] @ Pulls 15-bit BGR color values (which are actually 16 bits) into q0-q3. @ example: q0 = 0111 1110 0101 0011 - vldmia r1!, {q0-q3} + vld1.16 {d0-d3}, [r1]! + vld1.16 {d4-d7}, [r1]! @ Shift BGR color 1 bit to the left, discarding MSB and preparing for vbit. @ MSB is used for transparency (not needed here, and can mess with green). @ example: q0 = 1111 1100 1010 0110 @@ -102,7 +114,8 @@ FUNCTION(bgr555_to_rgb565_b): @ dst, src, bytes, int brightness2k // 0-0x0800 vdup.16 q14, r3 0: pld [r1, #64*2] - vldmia r1!, {q0-q3} + vld1.16 {d0-d3}, [r1]! + vld1.16 {d4-d7}, [r1]! vand.u16 q8, q0, q14 vand.u16 q9, q1, q14 vand.u16 q10, q2, q14 @@ -183,8 +196,8 @@ FUNCTION(bgr888_to_rgb888): @ dst, src, bytes umull r12,r2, r3, r2 0: pld [r1, #48*3] - vld3.8 {d0-d2}, [r1, :64]! - vld3.8 {d3-d5}, [r1, :64]! + vld3.8 {d0-d2}, [r1]! + vld3.8 {d3-d5}, [r1]! vswp d0, d2 vswp d3, d5 vst3.8 {d0-d2}, [r0, :64]! @@ -207,8 +220,8 @@ FUNCTION(bgr888_to_rgb565): @ dst, src, bytes vdup.16 q15, r3 0: pld [r1, #48*3] - vld3.8 {d1-d3}, [r1, :64]! - vld3.8 {d5-d7}, [r1, :64]! + vld3.8 {d1-d3}, [r1]! + vld3.8 {d5-d7}, [r1]! vshll.u8 q8, d2, #3 @ g vshll.u8 q9, d6, #3 @@ -259,4 +272,4 @@ FUNCTION(rgb888_to_rgb565): @ dst, src, bytes bx lr -@ vim:filetype=armasm +@ vim:filetype=armasm:expandtab