75 lines
2.3 KiB
LLVM
75 lines
2.3 KiB
LLVM
; RUN: llc < %s -mtriple=i386-linux-gnu -mcpu=atom | \
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; RUN: FileCheck --check-prefix=ATOM %s
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; RUN: llc < %s -mtriple=i386-linux-gnu -mcpu=core2 | \
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; RUN: FileCheck --check-prefix=CORE2 %s
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; ATOM: calll *{{%[a-z]+}}
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; CORE2: calll *funcp
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;
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; original source code built with clang -S -emit-llvm -M32 test32.c:
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;
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; int a, b, c, d, e, f, g, h, i, j;
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; extern int (*funcp)(int, int, int, int, int, int, int, int);
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; extern int sum;
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;
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; void func()
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; {
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; sum = 0;
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; for( i = a; i < b; ++i )
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; {
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; sum += (*funcp)(i, b, c, d, e, f, g, h);
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; }
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; }
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;
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@sum = external global i32
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@a = common global i32 0, align 4
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@i = common global i32 0, align 4
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@b = common global i32 0, align 4
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@funcp = external global i32 (i32, i32, i32, i32, i32, i32, i32, i32)*
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@c = common global i32 0, align 4
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@d = common global i32 0, align 4
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@e = common global i32 0, align 4
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@f = common global i32 0, align 4
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@g = common global i32 0, align 4
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@h = common global i32 0, align 4
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@j = common global i32 0, align 4
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define void @func() #0 {
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entry:
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store i32 0, i32* @sum, align 4
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%0 = load i32, i32* @a, align 4
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store i32 %0, i32* @i, align 4
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%1 = load i32, i32* @i, align 4
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%2 = load i32, i32* @b, align 4
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%cmp = icmp slt i32 %1, %2
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br i1 %cmp, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%3 = load i32 (i32, i32, i32, i32, i32, i32, i32, i32)*, i32 (i32, i32, i32, i32, i32, i32, i32, i32)** @funcp, align 4
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%4 = load i32, i32* @i, align 4
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%5 = load i32, i32* @b, align 4
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%6 = load i32, i32* @c, align 4
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%7 = load i32, i32* @d, align 4
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%8 = load i32, i32* @e, align 4
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%9 = load i32, i32* @f, align 4
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%10 = load i32, i32* @g, align 4
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%11 = load i32, i32* @h, align 4
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%call = call i32 %3(i32 %4, i32 %5, i32 %6, i32 %7, i32 %8, i32 %9, i32 %10, i32 %11)
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%12 = load i32, i32* @sum, align 4
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%add = add nsw i32 %12, %call
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store i32 %add, i32* @sum, align 4
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br label %for.inc
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for.inc: ; preds = %for.body
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%13 = load i32, i32* @i, align 4
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%inc = add nsw i32 %13, 1
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store i32 %inc, i32* @i, align 4
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br label %for.cond
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for.end: ; preds = %for.cond
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ret void
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}
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