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Bring memset.s in line with latest agbabi

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This commit is contained in:
Gwilym Kuiper 2022-06-24 21:19:52 +01:00
parent fcbaacac1b
commit 3f1f290791
1 changed files with 4 additions and 2 deletions
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6
agb/src/agbabi/memset.s
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@ -16,7 +16,7 @@
*/ */
.arm .arm
.balign 4 .align 2
.section .iwram.__aeabi_memset, "ax", %progbits .section .iwram.__aeabi_memset, "ax", %progbits
.global __aeabi_memclr .global __aeabi_memclr
@ -37,6 +37,7 @@ __aeabi_memset:
// Handle <= 2 byte set byte-by-byte // Handle <= 2 byte set byte-by-byte
cmp r1, #2 cmp r1, #2
bgt .LskipShortHead bgt .LskipShortHead
// JoaoBapt carry & sign bit test
movs r1, r1, lsl #31 movs r1, r1, lsl #31
// Set byte and half // Set byte and half
strmib r2, [r0], #1 strmib r2, [r0], #1
@ -45,8 +46,8 @@ __aeabi_memset:
bx lr bx lr
.LskipShortHead: .LskipShortHead:
// JoaoBapt carry & sign bit test
rsb r3, r0, #4 rsb r3, r0, #4
// JoaoBapt carry & sign bit test
movs r3, r3, lsl #31 movs r3, r3, lsl #31
// Set half and byte head // Set half and byte head
strmib r2, [r0], #1 strmib r2, [r0], #1
@ -101,6 +102,7 @@ __agbabi_wordset4:
bhs .LsetWords bhs .LsetWords
// Set half and byte tail // Set half and byte tail
// JoaoBapt carry & sign bit test
movs r3, r1, lsl #31 movs r3, r1, lsl #31
strcsh r2, [r0], #2 strcsh r2, [r0], #2
strmib r2, [r0] strmib r2, [r0]