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Merge "Add comments about why "call" instead of "jump" is used."

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This commit is contained in:
Andrew Hsieh
2012-07-25 16:04:53 -07:00
committed by android code review
parent e592bc7c06 e395327a7c
commit 21f8a3c51d
4 changed files with 4 additions and 0 deletions
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1
ndk/platforms/android-3/arch-arm/src/crtbegin_dynamic.S
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@@ -53,6 +53,7 @@ _start:
ldr r2, =main
adr r3, 1f
ldr r4, =__libc_init
# Use blx intead of bx so stack unwinding past __libc_init can terminate at _start
blx r4
mov r0, #0
bx r0

1
ndk/platforms/android-3/arch-arm/src/crtbegin_static.S
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@@ -53,6 +53,7 @@ _start:
ldr r2, =main
adr r3, 1f
ldr r4, =__libc_init
# Use blx intead of bx so stack unwinding past __libc_init can terminate at _start
blx r4
mov r0, #0
bx r0

1
ndk/platforms/android-9/arch-mips/src/crtbegin_dynamic.S
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@@ -64,6 +64,7 @@ _start:
la $a3, 1f
subu $sp, 32
la $t9, __libc_init
# Use jalr intead of jr so stack unwinding past __libc_init can terminate at _start
jalr $t9
move $t9, $0
j $t9

1
ndk/platforms/android-9/arch-mips/src/crtbegin_static.S
View File

@@ -64,6 +64,7 @@ _start:
la $a3, 1f
subu $sp, 32
la $t9, __libc_init
# Use jalr intead of jr so stack unwinding past __libc_init can terminate at _start
jalr $t9
move $t9, $0
j $t9