forked from OSchip/llvm-project
36 lines
985 B
LLVM
36 lines
985 B
LLVM
; RUN: llvm-as < %s | llc
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%a_str = internal constant [8 x sbyte] c"a = %d\0A\00"
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%b_str = internal constant [8 x sbyte] c"b = %d\0A\00"
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;; shl
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%a_shl_str = internal constant [14 x sbyte] c"a << %d = %d\0A\00"
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declare int %printf(sbyte*, ...)
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%A = global int 2
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%B = global int 5
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int %main() {
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entry:
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%a = load int* %A
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%b = load int* %B
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%a_s = getelementptr [8 x sbyte]* %a_str, long 0, long 0
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%b_s = getelementptr [8 x sbyte]* %b_str, long 0, long 0
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%a_shl_s = getelementptr [14 x sbyte]* %a_shl_str, long 0, long 0
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call int (sbyte*, ...)* %printf(sbyte* %a_s, int %a)
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call int (sbyte*, ...)* %printf(sbyte* %b_s, int %b)
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br label %shl_test
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shl_test:
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;; test left shifts 0-31
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%s = phi ubyte [ 0, %entry ], [ %s_inc, %shl_test ]
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%result = shl int %a, ubyte %s
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call int (sbyte*, ...)* %printf(sbyte* %a_shl_s, ubyte %s, int %result)
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%s_inc = add ubyte %s, 1
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%done = seteq ubyte %s, 32
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br bool %done, label %fini, label %shl_test
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fini:
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ret int 0
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}
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