Many PalmOS ARM optimizations

svn-id: r16013

1 files changed, 91 insertions, 1 deletions

diff --git a/sword1/screen.cpp b/sword1/screen.cpp
index 3b1b4579a8..d17b5d7f50 100644
--- a/sword1/screen.cpp
+++ b/sword1/screen.cpp
@@ -32,6 +32,12 @@
 #include "sword1/menu.h"
 #include "sword1/sword1.h"
 
+#if defined(__PALM_OS__)
+#include "init_arm.h"
+#include "arm/native.h"
+#include "arm/macros.h"
+#endif
+
 namespace Sword1 {
 
 #define SCROLL_FRACTION 16
@@ -334,6 +340,17 @@ void Screen::draw(void) {
 			renderParallax(_parallax[0]);
 		uint8 *src = _layerBlocks[0];
 		uint8 *dest = _screenBuf;
+
+#ifdef __PALM_OS__
+	ARM_START(DrawType)
+		ARM_INIT(SWORD1_SCREENDRAW)
+		ARM_ADDM(_scrnSizeY)
+		ARM_ADDM(_scrnSizeX)
+		ARM_ADDM(src)
+		ARM_ADDM(dest)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_CONTINUE()
+#endif
 		for (uint16 cnty = 0; cnty < _scrnSizeY; cnty++)
 			for (uint16 cntx = 0; cntx < _scrnSizeX; cntx++) {
 				if (*src)
@@ -341,6 +358,7 @@ void Screen::draw(void) {
 				dest++;
 				src++;
 			}
+
 	} else
 		memcpy(_screenBuf, _layerBlocks[0], _scrnSizeX * _scrnSizeY);
 
@@ -522,7 +540,23 @@ void Screen::renderParallax(uint8 *data) {
 		paraScrlY = (uint16)(scrnScrlY * scrlfy);
 	} else
 		paraScrlY = 0;
-	
+
+#ifdef __PALM_OS__
+	ARM_START(ParallaxType)
+		ARM_INIT(SWORD1_RENDERPARALLAX)
+		ARM_ADDM(data)
+		ARM_ADDM(lineIndexes)
+		ARM_ADDM(_screenBuf)
+		ARM_ADDM(_scrnSizeX)
+		ARM_ADDM(scrnScrlX)
+		ARM_ADDM(scrnScrlY)
+		ARM_ADDM(paraScrlX)
+		ARM_ADDM(paraScrlY)
+		ARM_ADDM(scrnWidth)
+		ARM_ADDM(scrnHeight)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_END()
+#endif
 	for (uint16 cnty = 0; cnty < scrnHeight; cnty++) {
 		uint8 *src = data + READ_LE_UINT32(lineIndexes + cnty + paraScrlY);
 		uint8 *dest = _screenBuf + scrnScrlX + (cnty + scrnScrlY) * _scrnSizeX;
@@ -578,6 +612,20 @@ void Screen::renderParallax(uint8 *data) {
 
 void Screen::drawSprite(uint8 *sprData, uint16 sprX, uint16 sprY, uint16 sprWidth, uint16 sprHeight, uint16 sprPitch) {
 	uint8 *dest = _screenBuf + (sprY * _scrnSizeX) + sprX;
+
+#ifdef __PALM_OS__
+	ARM_START(DrawSpriteType)
+		ARM_INIT(SWORD1_DRAWSPRITE)
+		ARM_ADDM(sprData)
+		ARM_ADDM(sprHeight)
+		ARM_ADDM(sprWidth)
+		ARM_ADDM(sprPitch)
+		ARM_ADDM(dest)
+		ARM_ADDM(_scrnSizeX)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_END()
+#endif
+
 	for (uint16 cnty = 0; cnty < sprHeight; cnty++) {
 		for (uint16 cntx = 0; cntx < sprWidth; cntx++)
 			if (sprData[cntx])
@@ -589,6 +637,18 @@ void Screen::drawSprite(uint8 *sprData, uint16 sprX, uint16 sprY, uint16 sprWidt
 
 // nearest neighbor filter:
 void Screen::fastShrink(uint8 *src, uint32 width, uint32 height, uint32 scale, uint8 *dest) {
+#ifdef __PALM_OS__
+	ARM_START(FastShrinkType)
+		ARM_INIT(SWORD1_FASTSHRINK)
+		ARM_ADDM(src)
+		ARM_ADDM(width)
+		ARM_ADDM(height)
+		ARM_ADDM(scale)
+		ARM_ADDM(dest)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_END()
+#endif
+
 	uint32 resHeight = (height * scale) >> 8;
 	uint32 resWidth = (width * scale) >> 8;
 	uint32 step = 0x10000 / scale;
@@ -655,6 +715,16 @@ void Screen::addToGraphicList(uint8 listId, uint32 objId) {
 }
 
 void Screen::decompressTony(uint8 *src, uint32 compSize, uint8 *dest) {
+#ifdef __PALM_OS__
+	ARM_START(CompressType)
+		ARM_INIT(SWORD1_DECOMPTONY)
+		ARM_ADDM(src)
+		ARM_ADDM(compSize)
+		ARM_ADDM(dest)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_END()
+#endif
+
 	uint8 *endOfData = src + compSize;
 	while (src < endOfData) {
 		uint8 numFlat = *src++;
@@ -673,6 +743,16 @@ void Screen::decompressTony(uint8 *src, uint32 compSize, uint8 *dest) {
 }
 
 void Screen::decompressRLE7(uint8 *src, uint32 compSize, uint8 *dest) {
+#ifdef __PALM_OS__
+	ARM_START(CompressType)
+		ARM_INIT(SWORD1_DECOMPRLE7)
+		ARM_ADDM(src)
+		ARM_ADDM(compSize)
+		ARM_ADDM(dest)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_END()
+#endif
+
 	uint8 *compBufEnd = src + compSize;
 	while (src < compBufEnd) {
 		uint8 code = *src++;
@@ -687,6 +767,16 @@ void Screen::decompressRLE7(uint8 *src, uint32 compSize, uint8 *dest) {
 }
 
 void Screen::decompressRLE0(uint8 *src, uint32 compSize, uint8 *dest) {
+#ifdef __PALM_OS__
+	ARM_START(CompressType)
+		ARM_INIT(SWORD1_DECOMPRLE0)
+		ARM_ADDM(src)
+		ARM_ADDM(compSize)
+		ARM_ADDM(dest)
+		ARM_CALL(ARM_ENGINE, PNO_DATA());
+	ARM_END()
+#endif
+
 	uint8 *srcBufEnd = src + compSize;
 	while (src < srcBufEnd) {
 		uint8 color = *src++;