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https://github.com/c64scene-ar/llvm-6502.git
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51 lines
2.5 KiB
LLVM
51 lines
2.5 KiB
LLVM
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; RUN: llc < %s
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target datalayout = "E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16-n32:64"
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target triple = "s390x-elf"
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@REGISTER = external global [10 x i32] ; <[10 x i32]*> [#uses=2]
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define void @DIVR_P(i32 signext %PRINT_EFFECT) nounwind {
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entry:
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%REG1 = alloca i32, align 4 ; <i32*> [#uses=2]
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%REG2 = alloca i32, align 4 ; <i32*> [#uses=2]
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%call = call signext i32 (...)* @FORMAT2(i32* %REG1, i32* %REG2) nounwind ; <i32> [#uses=0]
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%tmp = load i32* %REG1 ; <i32> [#uses=1]
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%idxprom = sext i32 %tmp to i64 ; <i64> [#uses=1]
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%arrayidx = getelementptr inbounds [10 x i32]* @REGISTER, i64 0, i64 %idxprom ; <i32*> [#uses=2]
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%tmp1 = load i32* %arrayidx ; <i32> [#uses=2]
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%tmp2 = load i32* %REG2 ; <i32> [#uses=1]
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%idxprom3 = sext i32 %tmp2 to i64 ; <i64> [#uses=1]
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%arrayidx4 = getelementptr inbounds [10 x i32]* @REGISTER, i64 0, i64 %idxprom3 ; <i32*> [#uses=3]
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%tmp5 = load i32* %arrayidx4 ; <i32> [#uses=3]
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%cmp6 = icmp sgt i32 %tmp5, 8388607 ; <i1> [#uses=1]
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%REG2_SIGN.0 = select i1 %cmp6, i32 -1, i32 1 ; <i32> [#uses=2]
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%cmp10 = icmp eq i32 %REG2_SIGN.0, 1 ; <i1> [#uses=1]
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%not.cmp = icmp slt i32 %tmp1, 8388608 ; <i1> [#uses=2]
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%or.cond = and i1 %cmp10, %not.cmp ; <i1> [#uses=1]
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br i1 %or.cond, label %if.then13, label %if.end25
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if.then13: ; preds = %entry
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%div = sdiv i32 %tmp5, %tmp1 ; <i32> [#uses=2]
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store i32 %div, i32* %arrayidx4
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br label %if.end25
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if.end25: ; preds = %if.then13, %entry
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%tmp35 = phi i32 [ %div, %if.then13 ], [ %tmp5, %entry ] ; <i32> [#uses=1]
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%cmp27 = icmp eq i32 %REG2_SIGN.0, -1 ; <i1> [#uses=1]
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%or.cond46 = and i1 %cmp27, %not.cmp ; <i1> [#uses=1]
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br i1 %or.cond46, label %if.then31, label %if.end45
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if.then31: ; preds = %if.end25
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%sub = sub i32 16777216, %tmp35 ; <i32> [#uses=1]
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%tmp39 = load i32* %arrayidx ; <i32> [#uses=1]
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%div40 = udiv i32 %sub, %tmp39 ; <i32> [#uses=1]
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%sub41 = sub i32 16777216, %div40 ; <i32> [#uses=1]
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store i32 %sub41, i32* %arrayidx4
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ret void
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if.end45: ; preds = %if.end25
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ret void
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}
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declare signext i32 @FORMAT2(...)
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