3
; Test that a negative constant smaller than 64 bits (e.g., int)
4
; is correctly implemented with sign-extension.
5
; In particular, the current code generated is:
10
; setx .G_fmtArg_1, %o1, %o0
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; setuw 1, %o1 ! i = 1
12
; setuw 4294967295, %o3 ! THE BUG: 0x00000000ffffffff
14
; add %i6, 1999, %o2 ! fval
17
; mulx %o1, %o3, %o1 ! ERROR: 0xffffffff; should be -1
18
; add %o1, 3, %o1 ! ERROR: 0x100000002; should be 0x2
20
; add %o2, %o3, %o3 ! produces bad address!
27
; ioff = 2 fval = 0xffffffff7fffec90 &fval[2] = 0xb7fffeca8
29
; ioff = 2 fval = 0xffffffff7fffec90 &fval[2] = 0xffffffff7fffeca8
31
%Results = type { float, float, float }
32
@fmtArg = internal global [39 x i8] c"ioff = %u\09fval = 0x%p\09&fval[2] = 0x%p\0A\00" ; <[39 x i8]*> [#uses=1]
34
declare i32 @printf(i8*, ...)
37
%fval = alloca %Results, i32 4 ; <%Results*> [#uses=2]
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%i = add i32 1, 0 ; <i32> [#uses=1]
39
%iscale = mul i32 %i, -1 ; <i32> [#uses=1]
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%ioff = add i32 %iscale, 3 ; <i32> [#uses=2]
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%ioff.upgrd.1 = zext i32 %ioff to i64 ; <i64> [#uses=1]
42
%fptr = getelementptr %Results* %fval, i64 %ioff.upgrd.1 ; <%Results*> [#uses=1]
43
%castFmt = getelementptr [39 x i8]* @fmtArg, i64 0, i64 0 ; <i8*> [#uses=1]
44
call i32 (i8*, ...)* @printf( i8* %castFmt, i32 %ioff, %Results* %fval, %Results* %fptr ) ; <i32>:1 [#uses=0]