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This commit is contained in:
Markus F.X.J. Oberhumer 2016-09-20 02:06:58 +02:00
parent acf2f2ffc4
commit a2063f0628
12 changed files with 2285 additions and 2285 deletions
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2
NEWS
View File

@ -9,7 +9,7 @@ Changes in 3.92 (XX XXX 2015):
Received by UPX Team on 2015-May-08; originally reported
by Codenomicon to NCSC-FI on 2015-01-08.
The vulnerabilities were discovered by Joonas Kuorilehto and
Antti Häyrynen from Codenomicon
Antti Häyrynen from Codenomicon
* Explicitly diagnose Go-language bad PT_LOAD; recommend hemfix.c.
https://sourceforge.net/p/upx/bugs/195/ https://github.com/pwaller/goupx
* bug fixes

2
src/p_lx_elf.h
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@ -355,7 +355,7 @@ class PackLinuxElf64Le : public PackLinuxElf64
typedef PackLinuxElf64 super;
protected:
PackLinuxElf64Le(InputFile *f) : super(f) {
lg2_page=16;
lg2_page=16;
page_size=1u<<lg2_page;
bele = &N_BELE_RTP::le_policy;
PackLinuxElf64help1(f);

6
src/p_mach.cpp
View File

@ -475,7 +475,7 @@ PackMachAMD64::buildLoader(const Filter *ft)
if (0) {
Mach_command const *ptr1 = (Mach_command const *)(1+
(Mach_header const *)stub_amd64_darwin_macho_upxmain_exe);
for (unsigned j = 0; j < mhdro.ncmds; ++j,
for (unsigned j = 0; j < mhdro.ncmds; ++j,
ptr1 = (Mach_command const *)(ptr1->cmdsize + (char const *)ptr1))
switch (ptr1->cmd) {
case Mach_segment_command::LC_SEGMENT_64: {
@ -809,7 +809,7 @@ void PackMachAMD64::pack4(OutputFile *fo, Filter &ft) // append PackHeader
unsigned cmdsize = mhdro.sizeofcmds - sizeof(segXHDR);
unsigned const ncmds = mhdro.ncmds;
unsigned delta = 0;
for (unsigned j = 0; j < ncmds -1; ++j,
for (unsigned j = 0; j < ncmds -1; ++j,
(cmdsize -= ptr1->cmdsize),
ptr1 = (Mach_command *)(ptr1->cmdsize + (char *)ptr1))
next:
@ -1752,7 +1752,7 @@ void PackMachBase<T>::pack1(OutputFile *const fo, Filter &/*ft*/) // generate e
unsigned cmdsize = mhdro.sizeofcmds - sizeof(segXHDR);
Mach_header const *const ptr0 = (Mach_header const *)stub_amd64_darwin_macho_upxmain_exe;
Mach_command const *ptr1 = (Mach_command const *)(1+ ptr0);
for (unsigned j = 0; j < mhdro.ncmds -1; ++j,
for (unsigned j = 0; j < mhdro.ncmds -1; ++j,
(cmdsize -= ptr1->cmdsize),
ptr1 = (Mach_command const *)(ptr1->cmdsize + (char const *)ptr1)) {
Mach_segment_command const *const segptr = (Mach_segment_command const *)ptr1;

2
src/stub/Makefile
View File

@ -310,7 +310,7 @@ amd64-darwin.macho-fold.h : tmp/$$T.o tmp/amd64-darwin.macho-main.o
amd64-darwin.macho-upxmain.h: amd64-darwin.macho-upxmain.exe
$(call tc,bin2h) $< $@
tmp/amd64-darwin.macho-fold.o : $(srcdir)/src/$$T.S
$(call tc,gcc) -c $< -o $@
$(call tc,f-objstrip,$@)

2
src/stub/src/amd64-darwin.macho-upxmain.c
View File

@ -579,7 +579,7 @@ ERR_LAB
Mach_thread_command const *const thrc = (Mach_thread_command const *)sc;
if (AMD64_THREAD_STATE ==thrc->flavor
&& AMD64_THREAD_STATE_COUNT==thrc->count ) {
entry = thrc->state.rip + base; // JMP
entry = thrc->state.rip + base; // JMP
}
}
else if (LC_MAIN==sc->cmd) {

8
src/stub/src/amd64-darwin.macho-upxsubr.S
View File

@ -45,10 +45,10 @@ GLOBAL(bswap)
GLOBAL(bzero)
GLOBAL(__bzero)
xor %eax,%eax // the value
mov %esi,%ecx // the count
rep; stosb // *rdi++ = %al
ret
xor %eax,%eax // the value
mov %esi,%ecx // the count
rep; stosb // *rdi++ = %al
ret
SYS_exit =1
SYS_read =3

1876
src/stub/src/arch/arm/v4t/lzma_d_cf.S
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File diff suppressed because it is too large Load Diff

1876
src/stub/src/arch/arm/v4t/lzma_d_cs.S
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File diff suppressed because it is too large Load Diff

2
src/stub/src/arch/arm/v8a/lzma_d-arm.S
View File

@ -171,7 +171,7 @@ LzmaDecode: .globl LzmaDecode
#undef vs
add w14,w5,w6 // lp + lc
mov Range,#~0
mov Range,#~0
lsl w5,Range,w5; mvn w5,w5 // ~(~0<<lp) == litPosMask
lsl w4,Range,w4; mvn w4,w4 // ~(~0<<ps) == posStateMask
mov w3,#1

2
src/stub/src/arch/arm/v8a/lzma_d.S
View File

@ -171,7 +171,7 @@ LzmaDecode: .globl LzmaDecode
#undef vs
add w14,w5,w6 // lp + lc
mov Range,#~0
mov Range,#~0
lsl w5,Range,w5; mvn w5,w5 // ~(~0<<lp) == litPosMask
lsl w4,Range,w4; mvn w4,w4 // ~(~0<<ps) == posStateMask
mov w3,#1

786
src/stub/src/arch/arm/v8a/lzma_d_cf.S
View File

@ -1,441 +1,441 @@
// .section .text.LzmaDecode,"ax",%progbits
// .align 2
// .global LzmaDecode
// .type LzmaDecode, %function
// .section .text.LzmaDecode,"ax",%progbits
// .align 2
// .global LzmaDecode
// .type LzmaDecode, %function
//LzmaDecode:
stp x29, x30, [sp, -112]!
mov w8, 1024
add x29, sp, 0
stp x19, x20, [sp, 16]
stp x21, x22, [sp, 32]
stp x23, x24, [sp, 48]
stp x25, x26, [sp, 64]
ldp w19, w15, [x0]
ldr w14, [x0, 8]
ldr x11, [x0, 16]
str wzr, [x3]
str wzr, [x6]
ldr w7, [x0, 4]
mov w0, 768
add w7, w19, w7
lsl w7, w0, w7
mov w0, 1
adds w7, w7, 1846
lsl w14, w0, w14
lsl w0, w0, w15
sub w14, w14, #1
sub w15, w0, #1
mov x0, 0
beq .L22
stp x29, x30, [sp, -112]!
mov w8, 1024
add x29, sp, 0
stp x19, x20, [sp, 16]
stp x21, x22, [sp, 32]
stp x23, x24, [sp, 48]
stp x25, x26, [sp, 64]
ldp w19, w15, [x0]
ldr w14, [x0, 8]
ldr x11, [x0, 16]
str wzr, [x3]
str wzr, [x6]
ldr w7, [x0, 4]
mov w0, 768
add w7, w19, w7
lsl w7, w0, w7
mov w0, 1
adds w7, w7, 1846
lsl w14, w0, w14
lsl w0, w0, w15
sub w14, w14, #1
sub w15, w0, #1
mov x0, 0
beq .L22
.L79:
strh w8, [x11, x0, lsl 1]
add x0, x0, 1
cmp w7, w0
bhi .L79
strh w8, [x11, x0, lsl 1]
add x0, x0, 1
cmp w7, w0
bhi .L79
.L22:
add x2, x1, x2, uxtw
mov w27, 0
str x2, [x29, 96]
mov w28, -1
add x0, x1, 1
add x10, x1, 6
add x2, x2, 1
add x2, x1, x2, uxtw
mov w27, 0
str x2, [x29, 96]
mov w28, -1
add x0, x1, 1
add x10, x1, 6
add x2, x2, 1
.L20:
cmp x0, x2
mov x8, x0
beq .L41
str x0, [x29, 104]
add x0, x0, 1
cmp x0, x10
ldrb w7, [x0, -2]
orr w27, w7, w27, lsl 8
bne .L20
stp x1, x6, [x29, 80]
mov x9, x4
mov x25, x3
cbz w5, .L63
mov w23, 1
mov w26, 8
mov w22, w23
mov w21, w23
mov w7, w23
mov w10, 0
mov w13, 0
mov w6, 0
sub w20, w26, w19
cmp x0, x2
mov x8, x0
beq .L41
str x0, [x29, 104]
add x0, x0, 1
cmp x0, x10
ldrb w7, [x0, -2]
orr w27, w7, w27, lsl 8
bne .L20
stp x1, x6, [x29, 80]
mov x9, x4
mov x25, x3
cbz w5, .L63
mov w23, 1
mov w26, 8
mov w22, w23
mov w21, w23
mov w7, w23
mov w10, 0
mov w13, 0
mov w6, 0
sub w20, w26, w19
.L60:
and w12, w14, w6
lsl w8, w10, 4
add x18, x29, 96
mov w0, 0
sxtw x1, w12
add x8, x1, x8, sxtw
lsl x8, x8, 1
add x1, x11, x8
bl rcGetBit.2736
cbnz w0, .L26
and w0, w15, w6
asr w8, w13, w20
lsl w0, w0, w19
cmp w10, 6
add w8, w0, w8
lsl w0, w8, 2
sub w8, w0, w8
ubfiz x8, x8, 8, 24
add x8, x8, 1846
add x8, x11, x8, lsl 1
ble .L64
sub w0, w6, w7
mov w2, 1
ldrb w12, [x9, x0]
b .L32
and w12, w14, w6
lsl w8, w10, 4
add x18, x29, 96
mov w0, 0
sxtw x1, w12
add x8, x1, x8, sxtw
lsl x8, x8, 1
add x1, x11, x8
bl rcGetBit.2736
cbnz w0, .L26
and w0, w15, w6
asr w8, w13, w20
lsl w0, w0, w19
cmp w10, 6
add w8, w0, w8
lsl w0, w8, 2
sub w8, w0, w8
ubfiz x8, x8, 8, 24
add x8, x8, 1846
add x8, x11, x8, lsl 1
ble .L64
sub w0, w6, w7
mov w2, 1
ldrb w12, [x9, x0]
b .L32
.L96:
cbnz w13, .L29
cbnz w13, .L29
.L30:
cmp w2, 255
bgt .L31
cmp w2, 255
bgt .L31
.L32:
lsl w12, w12, 1
mov w0, w2
and w13, w12, 256
add x18, x29, 96
sxtw x1, w13
add x1, x1, 256
add x1, x1, x2, sxtw
add x1, x8, x1, lsl 1
bl rcGetBit.2736
mov w2, w0
tbz x2, 0, .L96
cbnz w13, .L30
lsl w12, w12, 1
mov w0, w2
and w13, w12, 256
add x18, x29, 96
sxtw x1, w13
add x1, x1, 256
add x1, x1, x2, sxtw
add x1, x8, x1, lsl 1
bl rcGetBit.2736
mov w2, w0
tbz x2, 0, .L96
cbnz w13, .L30
.L29:
cmp w2, 255
bgt .L31
cmp w2, 255
bgt .L31
.L33:
add x1, x8, x2, sxtw 1
mov w0, w2
add x18, x29, 96
bl rcGetBit.2736
cmp w0, 255
mov w2, w0
ble .L33
uxtb w13, w0
cmp w10, 3
strb w13, [x9, w6, uxtw]
add w6, w6, 1
bgt .L62
mov w10, 0
add x1, x8, x2, sxtw 1
mov w0, w2
add x18, x29, 96
bl rcGetBit.2736
cmp w0, 255
mov w2, w0
ble .L33
uxtb w13, w0
cmp w10, 3
strb w13, [x9, w6, uxtw]
add w6, w6, 1
bgt .L62
mov w10, 0
.L34:
cmp w5, w6
bhi .L60
cmp w5, w6
bhi .L60
.L58:
mov w1, 16777215
cmp w28, w1
bhi .L97
ldp x2, x1, [x29, 96]
cmp x1, x2
beq .L41
add x8, x1, 1
str x8, [x29, 104]
lsl w28, w28, 8
ldrb w0, [x1]
orr w27, w0, w27, lsl 8
mov w1, 16777215
cmp w28, w1
bhi .L97
ldp x2, x1, [x29, 96]
cmp x1, x2
beq .L41
add x8, x1, 1
str x8, [x29, 104]
lsl w28, w28, 8
ldrb w0, [x1]
orr w27, w0, w27, lsl 8
.L25:
ldr x0, [x29, 80]
ldp x19, x20, [sp, 16]
sub x8, x8, x0
ldr x0, [x29, 88]
str w8, [x25]
ldp x21, x22, [sp, 32]
str w6, [x0]
mov w0, 0
ldp x23, x24, [sp, 48]
ldp x25, x26, [sp, 64]
ldp x29, x30, [sp], 112
ret
ldr x0, [x29, 80]
ldp x19, x20, [sp, 16]
sub x8, x8, x0
ldr x0, [x29, 88]
str w8, [x25]
ldp x21, x22, [sp, 32]
str w6, [x0]
mov w0, 0
ldp x23, x24, [sp, 48]
ldp x25, x26, [sp, 64]
ldp x29, x30, [sp], 112
ret
.L64:
mov w2, 1
b .L33
mov w2, 1
b .L33
.L31:
uxtb w13, w2
strb w13, [x9, w6, uxtw]
add w6, w6, 1
uxtb w13, w2
strb w13, [x9, w6, uxtw]
add w6, w6, 1
.L62:
cmp w10, 9
bgt .L35
sub w10, w10, #3
b .L34
cmp w10, 9
bgt .L35
sub w10, w10, #3
b .L34
.L26:
sxtw x13, w10
add x18, x29, 96
add x13, x13, 192
mov w0, 0
lsl x13, x13, 1
add x1, x11, x13
bl rcGetBit.2736
cbnz w0, .L36
mov w0, 3
cmp w10, 6
mov w23, w22
csel w10, w0, wzr, gt
mov w22, w21
add x24, x11, 1636
mov w21, w7
sxtw x13, w10
add x18, x29, 96
add x13, x13, 192
mov w0, 0
lsl x13, x13, 1
add x1, x11, x13
bl rcGetBit.2736
cbnz w0, .L36
mov w0, 3
cmp w10, 6
mov w23, w22
csel w10, w0, wzr, gt
mov w22, w21
add x24, x11, 1636
mov w21, w7
.L38:
add x18, x29, 96
mov x1, x24
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L44
lsl w12, w12, 3
mov w8, -8
mov w13, 3
sxtw x12, w12
add x12, x12, 2
add x12, x24, x12, lsl 1
add x18, x29, 96
mov x1, x24
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L44
lsl w12, w12, 3
mov w8, -8
mov w13, 3
sxtw x12, w12
add x12, x12, 2
add x12, x24, x12, lsl 1
.L45:
mov w0, 1
mov w0, 1
.L47:
add x18, x29, 96
add x1, x12, x0, uxtw 1
bl rcGetBit.2736
subs w13, w13, #1
bne .L47
cmp w10, 3
add w8, w0, w8
bgt .L48
mov w7, 3
mov w12, 6
cmp w8, w7
mov w0, 1
csel w7, w8, w7, le
lsl w7, w7, 6
sxtw x7, w7
add x7, x7, 432
lsl x7, x7, 1
add x18, x29, 96
add x1, x12, x0, uxtw 1
bl rcGetBit.2736
subs w13, w13, #1
bne .L47
cmp w10, 3
add w8, w0, w8
bgt .L48
mov w7, 3
mov w12, 6
cmp w8, w7
mov w0, 1
csel w7, w8, w7, le
lsl w7, w7, 6
sxtw x7, w7
add x7, x7, 432
lsl x7, x7, 1
.L49:
add x1, x7, x0, uxtw 1
add x18, x29, 96
add x1, x11, x1
bl rcGetBit.2736
subs w12, w12, #1
bne .L49
sub w7, w0, #64
add w10, w10, 7
cmp w7, 3
mov w12, w7
ble .L50
cmp w7, 13
and w0, w7, 1
asr w1, w7, 1
orr w7, w0, 2
bgt .L51
sub w13, w1, #1
mov x0, 688
lsl w7, w7, w13
sub x12, x0, x12, sxtw
add x12, x12, x7, uxtw
add x12, x11, x12, lsl 1
sub x12, x12, #2
add x1, x7, x0, uxtw 1
add x18, x29, 96
add x1, x11, x1
bl rcGetBit.2736
subs w12, w12, #1
bne .L49
sub w7, w0, #64
add w10, w10, 7
cmp w7, 3
mov w12, w7
ble .L50
cmp w7, 13
and w0, w7, 1
asr w1, w7, 1
orr w7, w0, 2
bgt .L51
sub w13, w1, #1
mov x0, 688
lsl w7, w7, w13
sub x12, x0, x12, sxtw
add x12, x12, x7, uxtw
add x12, x11, x12, lsl 1
sub x12, x12, #2
.L52:
mov w0, 1
mov w24, w0
mov w0, 1
mov w24, w0
.L57:
add x1, x12, x0, sxtw 1
add x18, x29, 96
bl rcGetBit.2736
and w3, w0, 1
orr w1, w7, w24
cmp w3, wzr
csel w7, w1, w7, ne
subs w13, w13, #1
lsl w24, w24, 1
bne .L57
add x1, x12, x0, sxtw 1
add x18, x29, 96
bl rcGetBit.2736
and w3, w0, 1
orr w1, w7, w24
cmp w3, wzr
csel w7, w1, w7, ne
subs w13, w13, #1
lsl w24, w24, 1
bne .L57
.L50:
adds w7, w7, 1
beq .L58
adds w7, w7, 1
beq .L58
.L48:
cmp w7, w6
add w0, w8, 2
bhi .L41
mov w1, w6
cmp w7, w6
add w0, w8, 2
bhi .L41
mov w1, w6
.L59:
sub w2, w6, w7
sub w0, w0, #1
add w6, w6, 1
cmp w0, wzr
ccmp w5, w6, 0, ne
ldrb w13, [x9, x2]
strb w13, [x9, w1, uxtw]
mov w1, w6
bhi .L59
b .L34
sub w2, w6, w7
sub w0, w0, #1
add w6, w6, 1
cmp w0, wzr
ccmp w5, w6, 0, ne
ldrb w13, [x9, x2]
strb w13, [x9, w1, uxtw]
mov w1, w6
bhi .L59
b .L34
.L35:
sub w10, w10, #6
b .L34
sub w10, w10, #6
b .L34
.L36:
add x1, x13, 24
add x18, x29, 96
add x1, x11, x1
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L39
add x1, x8, 480
add x18, x29, 96
add x1, x11, x1
bl rcGetBit.2736
cbnz w0, .L67
cbz w6, .L41
sub w0, w6, w7
cmp w10, 6
mov w10, 11
ldrb w13, [x9, x0]
mov w0, 9
strb w13, [x9, w6, uxtw]
csel w10, w10, w0, gt
add w6, w6, 1
b .L34
add x1, x13, 24
add x18, x29, 96
add x1, x11, x1
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L39
add x1, x8, 480
add x18, x29, 96
add x1, x11, x1
bl rcGetBit.2736
cbnz w0, .L67
cbz w6, .L41
sub w0, w6, w7
cmp w10, 6
mov w10, 11
ldrb w13, [x9, x0]
mov w0, 9
strb w13, [x9, w6, uxtw]
csel w10, w10, w0, gt
add w6, w6, 1
b .L34
.L44:
add x18, x29, 96
add x1, x24, 2
mov w0, 0
bl rcGetBit.2736
mov w8, w0
cbnz w0, .L46
lsl w0, w12, 3
mov w13, 3
sxtw x0, w0
add x0, x0, 130
add x12, x24, x0, lsl 1
b .L45
add x18, x29, 96
add x1, x24, 2
mov w0, 0
bl rcGetBit.2736
mov w8, w0
cbnz w0, .L46
lsl w0, w12, 3
mov w13, 3
sxtw x0, w0
add x0, x0, 130
add x12, x24, x0, lsl 1
b .L45
.L39:
add x1, x13, 48
add x18, x29, 96
add x1, x11, x1
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L98
add x1, x13, 48
add x18, x29, 96
add x1, x11, x1
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L98
.L40:
cmp w10, 6
mov w0, w7
mov w10, 11
mov w7, w21
csel w10, w10, w26, gt
mov w21, w0
add x24, x11, 2664
b .L38
cmp w10, 6
mov w0, w7
mov w10, 11
mov w7, w21
csel w10, w10, w26, gt
mov w21, w0
add x24, x11, 2664
b .L38
.L46:
add x12, x24, 516
mov w8, -240
mov w13, 8
b .L45
add x12, x24, 516
mov w8, -240
mov w13, 8
b .L45
.L41:
ldp x19, x20, [sp, 16]
ldp x21, x22, [sp, 32]
ldp x23, x24, [sp, 48]
ldp x25, x26, [sp, 64]
mov w0, 1
ldp x29, x30, [sp], 112
ret
ldp x19, x20, [sp, 16]
ldp x21, x22, [sp, 32]
ldp x23, x24, [sp, 48]
ldp x25, x26, [sp, 64]
mov w0, 1
ldp x29, x30, [sp], 112
ret
.L51:
ldr x12, [x29, 96]
sub w1, w1, #5
mov w3, 16777215
ldr x12, [x29, 96]
sub w1, w1, #5
mov w3, 16777215
.L55:
cmp w28, w3
lsl w7, w7, 1
bhi .L53
ldr x2, [x29, 104]
cmp x2, x12
add x4, x2, 1
beq .L41
str x4, [x29, 104]
lsl w28, w28, 8
ldrb w0, [x2]
orr w27, w0, w27, lsl 8
cmp w28, w3
lsl w7, w7, 1
bhi .L53
ldr x2, [x29, 104]
cmp x2, x12
add x4, x2, 1
beq .L41
str x4, [x29, 104]
lsl w28, w28, 8
ldrb w0, [x2]
orr w27, w0, w27, lsl 8
.L53:
lsr w0, w28, 1
cmp w0, w27
mov w28, w0
bhi .L54
sub w27, w27, w0
orr w7, w7, 1
lsr w0, w28, 1
cmp w0, w27
mov w28, w0
bhi .L54
sub w27, w27, w0
orr w7, w7, 1
.L54:
subs w1, w1, #1
bne .L55
lsl w7, w7, 4
add x12, x11, 1604
mov w13, 4
b .L52
subs w1, w1, #1
bne .L55
lsl w7, w7, 4
add x12, x11, 1604
mov w13, 4
b .L52
.L67:
mov w0, w21
mov w21, w7
mov w7, w0
b .L40
mov w0, w21
mov w21, w7
mov w7, w0
b .L40
.L98:
add x1, x13, 72
add x18, x29, 96
add x1, x11, x1
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L69
mov w0, w21
mov w21, w22
mov w22, w0
b .L40
add x1, x13, 72
add x18, x29, 96
add x1, x11, x1
mov w0, 0
bl rcGetBit.2736
cbnz w0, .L69
mov w0, w21
mov w21, w22
mov w22, w0
b .L40
.L69:
mov w0, w21
mov w21, w23
mov w23, w22
mov w22, w0
b .L40
mov w0, w21
mov w21, w23
mov w23, w22
mov w22, w0
b .L40
.L97:
ldr x8, [x29, 104]
b .L25
ldr x8, [x29, 104]
b .L25
.L63:
mov w6, 0
b .L25
// .size LzmaDecode, .-LzmaDecode
mov w6, 0
b .L25
// .size LzmaDecode, .-LzmaDecode
// .section .text.rcGetBit.2736,"ax",%progbits
// .align 2
// .type rcGetBit.2736, %function
// .section .text.rcGetBit.2736,"ax",%progbits
// .align 2
// .type rcGetBit.2736, %function
rcGetBit.2736:
mov w3, 16777215
cmp w28, w3
bhi .L2
ldp x4, x3, [x18]
cmp x3, x4
beq .L5
add x4, x3, 1
str x4, [x18, 8]
lsl w28, w28, 8
ldrb w2, [x3]
orr w27, w2, w27, lsl 8
mov w3, 16777215
cmp w28, w3
bhi .L2
ldp x4, x3, [x18]
cmp x3, x4
beq .L5
add x4, x3, 1
str x4, [x18, 8]
lsl w28, w28, 8
ldrb w2, [x3]
orr w27, w2, w27, lsl 8
.L2:
ldrh w3, [x1]
lsr w2, w28, 11
mul w2, w2, w3
cmp w2, w27
bhi .L7
lsl w0, w0, 1
sub w3, w3, w3, lsr 5
sub w27, w27, w2
sub w28, w28, w2
strh w3, [x1]
add w0, w0, 1
ret
ldrh w3, [x1]
lsr w2, w28, 11
mul w2, w2, w3
cmp w2, w27
bhi .L7
lsl w0, w0, 1
sub w3, w3, w3, lsr 5
sub w27, w27, w2
sub w28, w28, w2
strh w3, [x1]
add w0, w0, 1
ret
.L7:
mov w4, 2048
mov w28, w2
sub w2, w4, w3
lsl w0, w0, 1
add w3, w3, w2, asr 5
strh w3, [x1]
ret
mov w4, 2048
mov w28, w2
sub w2, w4, w3
lsl w0, w0, 1
add w3, w3, w2, asr 5
strh w3, [x1]
ret
.L5:
mov w0, 1
ret
// .size rcGetBit.2736, .-rcGetBit.2736
mov w0, 1
ret
// .size rcGetBit.2736, .-rcGetBit.2736
// .ident "GCC: (GNU) 5.2.1 20151104 (Red Hat Cross 5.2.1-4)"
// .section .note.GNU-stack,"",%progbits
// .ident "GCC: (GNU) 5.2.1 20151104 (Red Hat Cross 5.2.1-4)"
// .section .note.GNU-stack,"",%progbits

6
src/stub/src/ppc64le-darwin.dylib-entry.S
View File

@ -156,7 +156,7 @@ main2:
//teq r0,r0 // debugging
stdu r2,-8*(1+ 32-a0)(sp) # retaddr
// stmw a0,4*1(sp)
std 3,3*8-8*2(sp)
std 3,3*8-8*2(sp)
std 4,4*8-8*2(sp)
std 5,5*8-8*2(sp)
std 6,6*8-8*2(sp)
@ -279,8 +279,8 @@ dy_done1: # escape hatch
sc # munmap
li a0,~0 # failure
// lmw t0,0(sp)
ld 2,2*8-8*2(sp)
ld 3,3*8-8*2(sp)
ld 2,2*8-8*2(sp)
ld 3,3*8-8*2(sp)
ld 4,4*8-8*2(sp)
ld 5,5*8-8*2(sp)
ld 6,6*8-8*2(sp)