Home | History | Annotate | Download | only in Mips
      1 ; RUN: llc  -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16
      2 
      3 ;16: main:
      4 ;16-NEXT: [[TMP:.*]]:
      5 ;16-NEXT: $func_begin0 = ([[TMP]])
      6 ;16-NEXT: .cfi_startproc
      7 ;16-NEXT: .cfi_personality
      8 @.str = private unnamed_addr constant [7 x i8] c"hello\0A\00", align 1
      9 @_ZTIi = external constant i8*
     10 @.str1 = private unnamed_addr constant [15 x i8] c"exception %i \0A\00", align 1
     11 
     12 define i32 @main() {
     13 entry:
     14   %retval = alloca i32, align 4
     15   %exn.slot = alloca i8*
     16   %ehselector.slot = alloca i32
     17   %e = alloca i32, align 4
     18   store i32 0, i32* %retval
     19   %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i32 0, i32 0))
     20   %exception = call i8* @__cxa_allocate_exception(i32 4) nounwind
     21   %0 = bitcast i8* %exception to i32*
     22   store i32 20, i32* %0
     23   invoke void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null) noreturn
     24           to label %unreachable unwind label %lpad
     25 
     26 lpad:                                             ; preds = %entry
     27   %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
     28           catch i8* bitcast (i8** @_ZTIi to i8*)
     29   %2 = extractvalue { i8*, i32 } %1, 0
     30   store i8* %2, i8** %exn.slot
     31   %3 = extractvalue { i8*, i32 } %1, 1
     32   store i32 %3, i32* %ehselector.slot
     33   br label %catch.dispatch
     34 
     35 catch.dispatch:                                   ; preds = %lpad
     36   %sel = load i32, i32* %ehselector.slot
     37   %4 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) nounwind
     38   %matches = icmp eq i32 %sel, %4
     39   br i1 %matches, label %catch, label %eh.resume
     40 
     41 catch:                                            ; preds = %catch.dispatch
     42   %exn = load i8*, i8** %exn.slot
     43   %5 = call i8* @__cxa_begin_catch(i8* %exn) nounwind
     44   %6 = bitcast i8* %5 to i32*
     45   %exn.scalar = load i32, i32* %6
     46   store i32 %exn.scalar, i32* %e, align 4
     47   %7 = load i32, i32* %e, align 4
     48   %call2 = invoke i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str1, i32 0, i32 0), i32 %7)
     49           to label %invoke.cont unwind label %lpad1
     50 
     51 invoke.cont:                                      ; preds = %catch
     52   call void @__cxa_end_catch() nounwind
     53   br label %try.cont
     54 
     55 try.cont:                                         ; preds = %invoke.cont
     56   ret i32 0
     57 
     58 lpad1:                                            ; preds = %catch
     59   %8 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
     60           cleanup
     61   %9 = extractvalue { i8*, i32 } %8, 0
     62   store i8* %9, i8** %exn.slot
     63   %10 = extractvalue { i8*, i32 } %8, 1
     64   store i32 %10, i32* %ehselector.slot
     65   call void @__cxa_end_catch() nounwind
     66   br label %eh.resume
     67 
     68 eh.resume:                                        ; preds = %lpad1, %catch.dispatch
     69   %exn3 = load i8*, i8** %exn.slot
     70   %sel4 = load i32, i32* %ehselector.slot
     71   %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn3, 0
     72   %lpad.val5 = insertvalue { i8*, i32 } %lpad.val, i32 %sel4, 1
     73   resume { i8*, i32 } %lpad.val5
     74 
     75 unreachable:                                      ; preds = %entry
     76   unreachable
     77 }
     78 
     79 declare i32 @printf(i8*, ...)
     80 
     81 declare i8* @__cxa_allocate_exception(i32)
     82 
     83 declare i32 @__gxx_personality_v0(...)
     84 
     85 declare void @__cxa_throw(i8*, i8*, i8*)
     86 
     87 declare i32 @llvm.eh.typeid.for(i8*) nounwind readnone
     88 
     89 declare i8* @__cxa_begin_catch(i8*)
     90 
     91 declare void @__cxa_end_catch()
     92