mirror of
https://github.com/c64scene-ar/llvm-6502.git
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2f8f1d34e3
These days -std-compile-opts was just a silly alias for -O3. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219951 91177308-0d34-0410-b5e6-96231b3b80d8
129 lines
6.4 KiB
LLVM
129 lines
6.4 KiB
LLVM
; RUN: opt < %s -O3 | \
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; RUN: llc -mtriple=thumbv7-apple-darwin10 -mattr=+neon | FileCheck %s
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define void @fred(i32 %three_by_three, i8* %in, double %dt1, i32 %x_size, i32 %y_size, i8* %bp) nounwind {
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entry:
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; -- The loop following the load should only use a single add-literation
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; instruction.
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; CHECK: vldr
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; CHECK: adds r{{[0-9]+.*}}#1
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; CHECK-NOT: adds
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; CHECK: subsections_via_symbols
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%three_by_three_addr = alloca i32 ; <i32*> [#uses=2]
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%in_addr = alloca i8* ; <i8**> [#uses=2]
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%dt_addr = alloca float ; <float*> [#uses=4]
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%x_size_addr = alloca i32 ; <i32*> [#uses=2]
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%y_size_addr = alloca i32 ; <i32*> [#uses=1]
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%bp_addr = alloca i8* ; <i8**> [#uses=1]
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%tmp_image = alloca i8* ; <i8**> [#uses=0]
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%out = alloca i8* ; <i8**> [#uses=1]
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%cp = alloca i8* ; <i8**> [#uses=0]
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%dpt = alloca i8* ; <i8**> [#uses=4]
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%dp = alloca i8* ; <i8**> [#uses=2]
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%ip = alloca i8* ; <i8**> [#uses=0]
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%centre = alloca i32 ; <i32*> [#uses=0]
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%tmp = alloca i32 ; <i32*> [#uses=0]
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%brightness = alloca i32 ; <i32*> [#uses=0]
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%area = alloca i32 ; <i32*> [#uses=0]
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%y = alloca i32 ; <i32*> [#uses=0]
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%x = alloca i32 ; <i32*> [#uses=2]
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%j = alloca i32 ; <i32*> [#uses=6]
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%i = alloca i32 ; <i32*> [#uses=1]
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%mask_size = alloca i32 ; <i32*> [#uses=5]
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%increment = alloca i32 ; <i32*> [#uses=1]
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%n_max = alloca i32 ; <i32*> [#uses=4]
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%temp = alloca float ; <float*> [#uses=1]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store i32 %three_by_three, i32* %three_by_three_addr
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store i8* %in, i8** %in_addr
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%dt = fptrunc double %dt1 to float ; <float> [#uses=1]
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store float %dt, float* %dt_addr
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store i32 %x_size, i32* %x_size_addr
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store i32 %y_size, i32* %y_size_addr
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store i8* %bp, i8** %bp_addr
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%0 = load i8** %in_addr, align 4 ; <i8*> [#uses=1]
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store i8* %0, i8** %out, align 4
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%1 = call i32 (...)* @foo() nounwind ; <i32> [#uses=1]
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store i32 %1, i32* %i, align 4
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%2 = load i32* %three_by_three_addr, align 4 ; <i32> [#uses=1]
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%3 = icmp eq i32 %2, 0 ; <i1> [#uses=1]
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br i1 %3, label %bb, label %bb2
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bb: ; preds = %entry
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%4 = load float* %dt_addr, align 4 ; <float> [#uses=1]
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%5 = fpext float %4 to double ; <double> [#uses=1]
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%6 = fmul double %5, 1.500000e+00 ; <double> [#uses=1]
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%7 = fptosi double %6 to i32 ; <i32> [#uses=1]
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%8 = add nsw i32 %7, 1 ; <i32> [#uses=1]
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store i32 %8, i32* %mask_size, align 4
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br label %bb3
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bb2: ; preds = %entry
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store i32 1, i32* %mask_size, align 4
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br label %bb3
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bb3: ; preds = %bb2, %bb
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%9 = load i32* %mask_size, align 4 ; <i32> [#uses=1]
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%10 = mul i32 %9, 2 ; <i32> [#uses=1]
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%11 = add nsw i32 %10, 1 ; <i32> [#uses=1]
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store i32 %11, i32* %n_max, align 4
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%12 = load i32* %x_size_addr, align 4 ; <i32> [#uses=1]
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%13 = load i32* %n_max, align 4 ; <i32> [#uses=1]
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%14 = sub i32 %12, %13 ; <i32> [#uses=1]
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store i32 %14, i32* %increment, align 4
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%15 = load i32* %n_max, align 4 ; <i32> [#uses=1]
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%16 = load i32* %n_max, align 4 ; <i32> [#uses=1]
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%17 = mul i32 %15, %16 ; <i32> [#uses=1]
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%18 = call noalias i8* @malloc(i32 %17) nounwind ; <i8*> [#uses=1]
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store i8* %18, i8** %dp, align 4
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%19 = load i8** %dp, align 4 ; <i8*> [#uses=1]
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store i8* %19, i8** %dpt, align 4
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%20 = load float* %dt_addr, align 4 ; <float> [#uses=1]
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%21 = load float* %dt_addr, align 4 ; <float> [#uses=1]
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%22 = fmul float %20, %21 ; <float> [#uses=1]
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%23 = fsub float -0.000000e+00, %22 ; <float> [#uses=1]
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store float %23, float* %temp, align 4
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%24 = load i32* %mask_size, align 4 ; <i32> [#uses=1]
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%25 = sub i32 0, %24 ; <i32> [#uses=1]
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store i32 %25, i32* %j, align 4
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br label %bb5
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bb4: ; preds = %bb5
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%26 = load i32* %j, align 4 ; <i32> [#uses=1]
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%27 = load i32* %j, align 4 ; <i32> [#uses=1]
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%28 = mul i32 %26, %27 ; <i32> [#uses=1]
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%29 = sitofp i32 %28 to double ; <double> [#uses=1]
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%30 = fmul double %29, 1.234000e+00 ; <double> [#uses=1]
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%31 = fptosi double %30 to i32 ; <i32> [#uses=1]
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store i32 %31, i32* %x, align 4
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%32 = load i32* %x, align 4 ; <i32> [#uses=1]
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%33 = trunc i32 %32 to i8 ; <i8> [#uses=1]
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%34 = load i8** %dpt, align 4 ; <i8*> [#uses=1]
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store i8 %33, i8* %34, align 1
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%35 = load i8** %dpt, align 4 ; <i8*> [#uses=1]
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%36 = getelementptr inbounds i8* %35, i64 1 ; <i8*> [#uses=1]
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store i8* %36, i8** %dpt, align 4
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%37 = load i32* %j, align 4 ; <i32> [#uses=1]
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%38 = add nsw i32 %37, 1 ; <i32> [#uses=1]
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store i32 %38, i32* %j, align 4
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br label %bb5
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bb5: ; preds = %bb4, %bb3
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%39 = load i32* %j, align 4 ; <i32> [#uses=1]
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%40 = load i32* %mask_size, align 4 ; <i32> [#uses=1]
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%41 = icmp sle i32 %39, %40 ; <i1> [#uses=1]
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br i1 %41, label %bb4, label %bb6
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bb6: ; preds = %bb5
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br label %return
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return: ; preds = %bb6
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ret void
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}
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declare i32 @foo(...)
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declare noalias i8* @malloc(i32) nounwind
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