75 lines
2.8 KiB
LLVM
75 lines
2.8 KiB
LLVM
; RUN: llc -mtriple=arm64-apple-ios < %s
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@bar = common global i32 0, align 4
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; Leaf function which uses all callee-saved registers and allocates >= 256 bytes
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; on the stack this will cause determineCalleeSaves() to spill LR as an
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; additional scratch register.
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;
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; This is a crash-only regression test for rdar://15124582.
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define i32 @foo(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i32 %h) nounwind {
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entry:
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%stack = alloca [128 x i32], align 4
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%0 = bitcast [128 x i32]* %stack to i8*
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%idxprom = sext i32 %a to i64
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%arrayidx = getelementptr inbounds [128 x i32], [128 x i32]* %stack, i64 0, i64 %idxprom
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store i32 %b, i32* %arrayidx, align 4
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%1 = load volatile i32, i32* @bar, align 4
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%2 = load volatile i32, i32* @bar, align 4
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%3 = load volatile i32, i32* @bar, align 4
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%4 = load volatile i32, i32* @bar, align 4
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%5 = load volatile i32, i32* @bar, align 4
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%6 = load volatile i32, i32* @bar, align 4
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%7 = load volatile i32, i32* @bar, align 4
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%8 = load volatile i32, i32* @bar, align 4
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%9 = load volatile i32, i32* @bar, align 4
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%10 = load volatile i32, i32* @bar, align 4
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%11 = load volatile i32, i32* @bar, align 4
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%12 = load volatile i32, i32* @bar, align 4
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%13 = load volatile i32, i32* @bar, align 4
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%14 = load volatile i32, i32* @bar, align 4
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%15 = load volatile i32, i32* @bar, align 4
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%16 = load volatile i32, i32* @bar, align 4
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%17 = load volatile i32, i32* @bar, align 4
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%18 = load volatile i32, i32* @bar, align 4
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%19 = load volatile i32, i32* @bar, align 4
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%20 = load volatile i32, i32* @bar, align 4
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%idxprom1 = sext i32 %c to i64
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%arrayidx2 = getelementptr inbounds [128 x i32], [128 x i32]* %stack, i64 0, i64 %idxprom1
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%21 = load i32, i32* %arrayidx2, align 4
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%factor = mul i32 %h, -2
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%factor67 = mul i32 %g, -2
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%factor68 = mul i32 %f, -2
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%factor69 = mul i32 %e, -2
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%factor70 = mul i32 %d, -2
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%factor71 = mul i32 %c, -2
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%factor72 = mul i32 %b, -2
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%sum = add i32 %2, %1
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%sum73 = add i32 %sum, %3
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%sum74 = add i32 %sum73, %4
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%sum75 = add i32 %sum74, %5
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%sum76 = add i32 %sum75, %6
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%sum77 = add i32 %sum76, %7
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%sum78 = add i32 %sum77, %8
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%sum79 = add i32 %sum78, %9
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%sum80 = add i32 %sum79, %10
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%sum81 = add i32 %sum80, %11
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%sum82 = add i32 %sum81, %12
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%sum83 = add i32 %sum82, %13
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%sum84 = add i32 %sum83, %14
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%sum85 = add i32 %sum84, %15
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%sum86 = add i32 %sum85, %16
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%sum87 = add i32 %sum86, %17
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%sum88 = add i32 %sum87, %18
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%sum89 = add i32 %sum88, %19
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%sum90 = add i32 %sum89, %20
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%sub15 = sub i32 %21, %sum90
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%sub16 = add i32 %sub15, %factor
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%sub17 = add i32 %sub16, %factor67
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%sub18 = add i32 %sub17, %factor68
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%sub19 = add i32 %sub18, %factor69
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%sub20 = add i32 %sub19, %factor70
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%sub21 = add i32 %sub20, %factor71
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%add = add i32 %sub21, %factor72
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ret i32 %add
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}
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