llvm-6502/test/CodeGen/Mips/ex2.ll
Reed Kotler 526522728c Next step in Mips16 prologue/epilogue cleanup.
Save S2(reg 18) only when we are calling floating point stubs that
have a return value of float or complex. Some more work to make this
better but this is the first step.




git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196921 91177308-0d34-0410-b5e6-96231b3b80d8
2013-12-10 14:29:38 +00:00

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981 B
LLVM

; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16
@.str = private unnamed_addr constant [6 x i8] c"hello\00", align 1
@_ZTIPKc = external constant i8*
define i32 @main() {
; 16-LABEL: main:
; 16: .cfi_startproc
; 16: save $ra, $16, $17, 40
; 16: .cfi_def_cfa_offset 40
; 16: .cfi_offset 31, -4
; 16: .cfi_offset 17, -8
; 16: .cfi_offset 16, -12
; 16: .cfi_endproc
entry:
%retval = alloca i32, align 4
store i32 0, i32* %retval
%exception = call i8* @__cxa_allocate_exception(i32 4) nounwind
%0 = bitcast i8* %exception to i8**
store i8* getelementptr inbounds ([6 x i8]* @.str, i32 0, i32 0), i8** %0
call void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIPKc to i8*), i8* null) noreturn
unreachable
return: ; No predecessors!
%1 = load i32* %retval
ret i32 %1
}
declare i8* @__cxa_allocate_exception(i32)
declare void @__cxa_throw(i8*, i8*, i8*)