forked from NUDT-compiler/nudt-compiler-cpp
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51 lines
1.2 KiB
51 lines
1.2 KiB
declare i32 @getint()
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declare float @getfloat()
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declare i32 @getarray(i32* %arg.a)
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declare i32 @getfarray(float* %arg.a)
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declare i32 @getch()
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declare void @putint(i32 %arg.x)
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declare void @putfloat(float %arg.x)
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declare void @putarray(i32 %arg.n, i32* %arg.a)
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declare void @putfarray(i32 %arg.n, float* %arg.a)
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declare void @putch(i32 %arg.x)
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declare void @starttime()
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declare void @stoptime()
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define i32 @ififElse() {
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entry:
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%t0 = alloca i32
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%t1 = alloca i32
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store i32 0, i32* %t0
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store i32 5, i32* %t0
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store i32 0, i32* %t1
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store i32 10, i32* %t1
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%t2 = load i32, i32* %t0
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%t3 = icmp eq i32 %t2, 5
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%t4 = zext i1 %t3 to i32
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%t5 = icmp ne i32 %t4, 0
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br i1 %t5, label %if.then.1, label %if.end.2
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if.then.1:
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%t6 = load i32, i32* %t1
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%t7 = icmp eq i32 %t6, 10
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%t8 = zext i1 %t7 to i32
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%t9 = icmp ne i32 %t8, 0
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br i1 %t9, label %if.then.3, label %if.else.4
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if.end.2:
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%t12 = load i32, i32* %t0
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ret i32 %t12
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if.then.3:
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store i32 25, i32* %t0
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br label %if.end.5
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if.else.4:
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%t10 = load i32, i32* %t0
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%t11 = add i32 %t10, 15
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store i32 %t11, i32* %t0
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br label %if.end.5
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if.end.5:
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br label %if.end.2
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}
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define i32 @main() {
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entry:
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%t13 = call i32 @ififElse()
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ret i32 %t13
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}
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