Attachment #236259 for bug #292519




.LCFIg0:
    movl    %esp,%ebp
.LCFIg1:
    subl    $0x8,%esp         # 32bit returnValue, and preserve potential 128bit
                              #  stack alignment
    pushl   %esp              # 32bit &returnValue
    pushl   %ecx              # 32bit pCallStack
    pushl   %edx              # 32bit nVtableOffset

.LCFIv0:
    movl    %esp,%ebp
.LCFIv1:
    andl    $0xFFFFFFF0,%esp  # preserve potential 128bit stack alignment
    pushl   $0                # 32bit null pointer (returnValue not used)
    pushl   %ecx              # 32bit pCallStack
    pushl   %edx              # 32bit nVtableOffset

.LCFIh0:
    movl    %esp,%ebp
.LCFIh1:
    subl    $0x8,%esp         # 64bit returnValue (preserves potential 128bit
                              #  stack alignment)
    pushl   %esp              # 32bit &returnValue
    pushl   %ecx              # 32bit pCallStack
    pushl   %edx              # 32bit nVtableOffset

.LCFIf0:
    movl    %esp,%ebp
.LCFIf1:
    subl    $0x8,%esp         # 32bit returnValue, and preserve potential 128bit
                              #  stack alignment
    pushl   %esp              # 32bit &returnValue
    pushl   %ecx              # 32bit pCallStack
    pushl   %edx              # 32bit nVtableOffset

.LCFId0:
    movl    %esp,%ebp
.LCFId1:
    subl    $0x8,%esp         # 64bit returnValue (preserves potential 128bit
                              #  stack alignment)
    pushl   %esp              # 32bit &returnValue
    pushl   %ecx              # 32bit pCallStack
    pushl   %edx              # 32bit nVtableOffset

.LCFIc0:
    movl    %esp,%ebp
.LCFIc1:
    subl    $0x8,%esp         # 32bit returnValue, and preserve potential 128bit
                              #  stack alignment
    pushl   %esp              # 32bit &returnValue
    pushl   %ecx              # 32bit pCallStack
    pushl   %edx              # 32bit nVtableOffset

Lines 87-92 Link Here

(-)bridges/source/cpp_uno/gcc3_linux_intel/uno2cpp.cxx (+7 lines)
87	void * stackptr;	87	void * stackptr;
88	asm volatile (	88	asm volatile (
89	"mov %%esp, %6\n\t"	89	"mov %%esp, %6\n\t"
		90	// preserve potential 128bit stack alignment
		91	"and $0xfffffff0, %%esp\n\t"
		92	"mov %0, %%eax\n\t"
		93	"lea -4(,%%eax,4), %%eax\n\t"
		94	"and $0xf, %%eax\n\t"
		95	"sub $0xc, %%eax\n\t"
		96	"add %%eax, %%esp\n\t"
90	// copy values	97	// copy values
91	"mov %0, %%eax\n\t"	98	"mov %0, %%eax\n\t"
92	"mov %%eax, %%edx\n\t"	99	"mov %%eax, %%edx\n\t"

Return to bug 292519

Lines 9-15 Link Here

(-)bridges/source/cpp_uno/gcc3_linux_intel/call.s (-5 / +11 lines)
9	.LCFIg0:	9	.LCFIg0:
10	movl %esp,%ebp	10	movl %esp,%ebp
11	.LCFIg1:	11	.LCFIg1:
12	subl $0x4,%esp # 32bit returnValue	12	subl $0x8,%esp # 32bit returnValue, and preserve potential 128bit
		13	# stack alignment
13	pushl %esp # 32bit &returnValue	14	pushl %esp # 32bit &returnValue
14	pushl %ecx # 32bit pCallStack	15	pushl %ecx # 32bit pCallStack
15	pushl %edx # 32bit nVtableOffset	16	pushl %edx # 32bit nVtableOffset
Lines 30-35 Link Here
30	.LCFIv0:	31	.LCFIv0:
31	movl %esp,%ebp	32	movl %esp,%ebp
32	.LCFIv1:	33	.LCFIv1:
		34	andl $0xFFFFFFF0,%esp # preserve potential 128bit stack alignment
33	pushl $0 # 32bit null pointer (returnValue not used)	35	pushl $0 # 32bit null pointer (returnValue not used)
34	pushl %ecx # 32bit pCallStack	36	pushl %ecx # 32bit pCallStack
35	pushl %edx # 32bit nVtableOffset	37	pushl %edx # 32bit nVtableOffset
Lines 49-55 Link Here
49	.LCFIh0:	51	.LCFIh0:
50	movl %esp,%ebp	52	movl %esp,%ebp
51	.LCFIh1:	53	.LCFIh1:
52	subl $0x8,%esp # 64bit returnValue	54	subl $0x8,%esp # 64bit returnValue (preserves potential 128bit
		55	# stack alignment)
53	pushl %esp # 32bit &returnValue	56	pushl %esp # 32bit &returnValue
54	pushl %ecx # 32bit pCallStack	57	pushl %ecx # 32bit pCallStack
55	pushl %edx # 32bit nVtableOffset	58	pushl %edx # 32bit nVtableOffset
Lines 71-77 Link Here
71	.LCFIf0:	74	.LCFIf0:
72	movl %esp,%ebp	75	movl %esp,%ebp
73	.LCFIf1:	76	.LCFIf1:
74	subl $0x4,%esp # 32bit returnValue	77	subl $0x8,%esp # 32bit returnValue, and preserve potential 128bit
		78	# stack alignment
75	pushl %esp # 32bit &returnValue	79	pushl %esp # 32bit &returnValue
76	pushl %ecx # 32bit pCallStack	80	pushl %ecx # 32bit pCallStack
77	pushl %edx # 32bit nVtableOffset	81	pushl %edx # 32bit nVtableOffset
Lines 92-98 Link Here
92	.LCFId0:	96	.LCFId0:
93	movl %esp,%ebp	97	movl %esp,%ebp
94	.LCFId1:	98	.LCFId1:
95	subl $0x8,%esp # 64bit returnValue	99	subl $0x8,%esp # 64bit returnValue (preserves potential 128bit
		100	# stack alignment)
96	pushl %esp # 32bit &returnValue	101	pushl %esp # 32bit &returnValue
97	pushl %ecx # 32bit pCallStack	102	pushl %ecx # 32bit pCallStack
98	pushl %edx # 32bit nVtableOffset	103	pushl %edx # 32bit nVtableOffset
Lines 113-119 Link Here
113	.LCFIc0:	118	.LCFIc0:
114	movl %esp,%ebp	119	movl %esp,%ebp
115	.LCFIc1:	120	.LCFIc1:
116	subl $0x4,%esp # 32bit returnValue	121	subl $0x8,%esp # 32bit returnValue, and preserve potential 128bit
		122	# stack alignment
117	pushl %esp # 32bit &returnValue	123	pushl %esp # 32bit &returnValue
118	pushl %ecx # 32bit pCallStack	124	pushl %ecx # 32bit pCallStack
119	pushl %edx # 32bit nVtableOffset	125	pushl %edx # 32bit nVtableOffset