search for: ltmp22

...m 0, 5 #--- Results in the following error: sum.s:9:1: error: invalid operand for instruction sum 0, 5 I have attached a patch that might be all that is needed to fix case sensitivity. In another case there is an expression like this: #--- .Ltmp1: .long 0xdeadbeef .Ltmp7: .long 0xdeadbeef .Ltmp22: .long (.Ltmp7-.Ltmp1) - .Ltmp22 #--- The above results in this error: LLVM ERROR: expected relocatable expression The above seems like it should work, and if .Ltmp22 is replaced by a number it does. -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux...

...pic_b.i > http://david.woodhou.se/io_apic_b.noretpoline.s > http://david.woodhou.se/io_apic_b.retpoline.s > > I don't *think* I screwed up copying and pasting the retpoline thunk. So, looking at the retpoline version... gsi_base is in %edi, and gets spilled to the stack at about .Ltmp22 which is at line 412 right after the printk call: .Ltmp22: addl $12, %esp movl %edi, 12(%esp)          # 4-byte Spill At .Ltmp28 we then call __x86_indirect_thunk which *does* look like it's doing the right thing (and using the LLVM-emitted thunk instead of my own behaves the same; I don...

On Fri, 2018-02-09 at 10:36 +0000, David Woodhouse wrote: > > Did you get anywhere with the function attribute? Having isolated the > next boot failure to "it goes away if I compile io_apic.c without > retpoline", bisecting it per-function would help to further delay the > bit where I actually have to start *thinking*... It's mp_register_ioapic(), and only when

...u.se/io_apic_b.noretpoline.s > > http://david.woodhou.se/io_apic_b.retpoline.s > > > > I don't *think* I screwed up copying and pasting the retpoline thunk. > > So, looking at the retpoline version... > > gsi_base is in %edi, and gets spilled to the stack at about .Ltmp22 > which is at line 412 right after the printk call: > > .Ltmp22: > addl $12, %esp > movl %edi, 12(%esp) # 4-byte Spill > > At .Ltmp28 we then call __x86_indirect_thunk which *does* look like > it's doing the right thing (and using the LLVM-...

....cfi_def_cfa_register %ebp pushl %ebx subl $20, %esp .Ltmp20: .cfi_offset %ebx, -12 calll .L1$pb .L1$pb: popl %eax .Ltmp21: addl $_GLOBAL_OFFSET_TABLE_+(.Ltmp21-.L1$pb), %eax movl 8(%ebp), %ecx leal .L.str1 at GOTOFF(%eax), %edx movl %ecx, -8(%ebp) .loc 1 19 2 prologue_end # a.c:19:2 .Ltmp22: movl -8(%ebp), %ecx movl %edx, (%esp) movl %ecx, 4(%esp) movl %eax, %ebx calll printf at PLT .loc 1 20 1 # a.c:20:1 movl %eax, -12(%ebp) # 4-byte Spill addl $20, %esp popl %ebx popl %ebp ret .Ltmp23: .Ltmp24: .size meh, .Ltmp24-meh .Lfunc_end1: .Ltmp25: .cfi_e...