Merge pull request #444 from lordhoto/iphone-clang-3.3

IPHONE: Support clang based toolchain

audio/rate_arm_asm.s

@@ -36,6 +36,7 @@
         .global _ARM_LinearRate_S
         .global _ARM_LinearRate_R
 
+        .align 2
 _ARM_CopyRate_M:
         @ r0 = len
         @ r1 = obuf
@@ -73,6 +74,7 @@ CopyRate_M_loop:
 
         LDMFD   r13!,{r4-r7,PC}
 
+        .align 2
 _ARM_CopyRate_S:
         @ r0 = len
         @ r1 = obuf
@@ -111,6 +113,7 @@ CopyRate_S_loop:
 
         LDMFD   r13!,{r4-r7,PC}
 
+        .align 2
 _ARM_CopyRate_R:
         @ r0 = len
         @ r1 = obuf
@@ -149,6 +152,7 @@ CopyRate_R_loop:
 
         LDMFD   r13!,{r4-r7,PC}
 
+        .align 2
 _ARM_SimpleRate_M:
         @ r0 = AudioStream &input
         @ r1 = input.readBuffer
@@ -229,6 +233,7 @@ SimpleRate_M_read:
         B       SimpleRate_M_read_return
 
 
+        .align 2
 _ARM_SimpleRate_S:
         @ r0 = AudioStream &input
         @ r1 = input.readBuffer
@@ -308,6 +313,7 @@ SimpleRate_S_read:
 
 
 
+        .align 2
 _ARM_SimpleRate_R:
         @ r0 = AudioStream &input
         @ r1 = input.readBuffer
@@ -386,6 +392,7 @@ SimpleRate_R_read:
         B       SimpleRate_R_read_return
 
 
+        .align 2
 _ARM_LinearRate_M:
         @ r0 = AudioStream &input
         @ r1 = input.readBuffer
@@ -478,6 +485,7 @@ LinearRate_M_read:
         BLT     LinearRate_M_end
         B       LinearRate_M_read_return
 
+        .align 2
 _ARM_LinearRate_S:
         @ r0 = AudioStream &input
         @ r1 = input.readBuffer
@@ -580,6 +588,7 @@ LinearRate_S_read:
         BLT     LinearRate_S_end
         B       LinearRate_S_read_return
 
+        .align 2
 _ARM_LinearRate_R:
         @ r0 = AudioStream &input
         @ r1 = input.readBuffer

configure

@@ -2497,6 +2497,7 @@ if test -n "$_host"; then
 			;;
 		iphone)
 			DEFINES="$DEFINES -DIPHONE"
+			ASFLAGS="$ASFLAGS -arch armv6"
 			_backend="iphone"
 			_build_scalers=no
 			_mt32emu=no

engines/scumm/gfxARM.s

@@ -41,6 +41,7 @@
 	@ In addition, we assume that text, src and dst are all word (4 byte)
 	@ aligned. This is the same assumption that the old 'inline' version
 	@ made.
+	.align 2
 _asmDrawStripToScreen:
 	@ r0 = height
 	@ r1 = width
@@ -118,6 +119,7 @@ end:
 	@ In addition, we assume that src and dst are both word (4 byte)
 	@ aligned. This is the same assumption that the old 'inline' version
 	@ made.
+	.align 2
 _asmCopy8Col:
 	@ r0 = dst
 	@ r1 = dstPitch

engines/scumm/proc3ARM.s

@@ -71,6 +71,7 @@
 	@ <> = _palette
 	@ <> = _numstrips
 	@ <> = _scaleIndexY
+	.align 2
 _ClassicProc3RendererShadowARM:
 	@ shadow20 = false
 	@ shadowed = true

engines/scumm/smush/codec47ARM.s

@@ -28,6 +28,7 @@
 
 	.global	_ARM_Smush_decode2
 
+	.align 2
 _ARM_Smush_decode2:
 	@ r0 = dst
 	@ r1 = src

graphics/scaler/Normal2xARM.s

@@ -28,6 +28,7 @@
 
 	@ Assumes dst is aligned (so did the C)
 	@ Assumes 16bit (so did the C)
+	.align 2
 Normal2xARM:
 	@ r0 = src
 	@ r1 = srcPitch
@@ -92,6 +93,7 @@ thin:
 
 	@ Assumes dst is aligned (so did the C)
 	@ Assumes 16bit (so did the C)
+	.align 2
 Normal2xAspectMask:
 	@ r0 = src
 	@ r1 = srcPitch

graphics/scaler/downscalerARM.s

@@ -29,6 +29,7 @@
 	@ dstPtr. srcPitch and dstPitch identify how to reach subsequent
 	@ lines. redblueMask and round allow for one routine to do both
 	@ 565 and 555 formats.
+	.align 2
 DownscaleAllByHalfARM:
 	@ r0 = srcPtr
 	@ r1 = srcPitch

graphics/scaler/scale2xARM.s

@@ -37,6 +37,7 @@
         @ We hold:       r10            B
         @            r8  r14 r7       D E F
         @                r12            H
+        .align 2
 scale2x_8_arm:
         STMFD   r13!,{r4-r5,r7-r8,r10-r11,r14}
         LDR     r4, [r13,#4*7]
@@ -85,6 +86,7 @@ end8:
 
         LDMFD   r13!,{r4-r5,r7-r8,r10-r11,PC}
 
+        .align 2
 scale2x_16_arm:
         STMFD   r13!,{r4-r5,r7-r8,r10-r11,r14}
         LDR     r4, [r13,#4*7]
@@ -133,6 +135,7 @@ end16:
 
         LDMFD   r13!,{r4-r5,r7-r8,r10-r11,PC}
 
+        .align 2
 scale2x_32_arm:
         STMFD   r13!,{r4-r5,r7-r8,r10-r11,r14}
         LDR     r4, [r13,#4*7]