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; RUN: llc < %s
; Test that a negative constant smaller than 64 bits (e.g., int)
; is correctly implemented with sign-extension.
; In particular, the current code generated is:
;
; main:
; .L_main_LL_0:
; save %o6, -224, %o6
; setx .G_fmtArg_1, %o1, %o0
; setuw 1, %o1 ! i = 1
; setuw 4294967295, %o3 ! THE BUG: 0x00000000ffffffff
; setsw 0, %i0
; add %i6, 1999, %o2 ! fval
; add %o1, %g0, %o1
; add %o0, 0, %o0
; mulx %o1, %o3, %o1 ! ERROR: 0xffffffff; should be -1
; add %o1, 3, %o1 ! ERROR: 0x100000002; should be 0x2
; mulx %o1, 12, %o3 !
; add %o2, %o3, %o3 ! produces bad address!
; call printf
; nop
; jmpl %i7+8, %g0
; restore %g0, 0, %g0
;
; llc produces:
; ioff = 2 fval = 0xffffffff7fffec90 &fval[2] = 0xb7fffeca8
; instead of:
; ioff = 2 fval = 0xffffffff7fffec90 &fval[2] = 0xffffffff7fffeca8
;
%Results = type { float, float, float }
@fmtArg = internal global [39 x i8] c"ioff = %u\09fval = 0x%p\09&fval[2] = 0x%p\0A\00" ; <[39 x i8]*> [#uses=1]
declare i32 @printf(i8*, ...)
define i32 @main() {
%fval = alloca %Results, i32 4 ; <%Results*> [#uses=2]
%i = add i32 1, 0 ; <i32> [#uses=1]
%iscale = mul i32 %i, -1 ; <i32> [#uses=1]
%ioff = add i32 %iscale, 3 ; <i32> [#uses=2]
%ioff.upgrd.1 = zext i32 %ioff to i64 ; <i64> [#uses=1]
%fptr = getelementptr %Results, %Results* %fval, i64 %ioff.upgrd.1 ; <%Results*> [#uses=1]
%castFmt = getelementptr [39 x i8], [39 x i8]* @fmtArg, i64 0, i64 0 ; <i8*> [#uses=1]
call i32 (i8*, ...)* @printf( i8* %castFmt, i32 %ioff, %Results* %fval, %Results* %fptr ) ; <i32>:1 [#uses=0]
ret i32 0
}
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