llvm-6502/test/CodeGen/Alpha/jmp_table.ll

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; try to check that we have the most important instructions, which shouldn't
; appear otherwise
; RUN: llc < %s -march=alpha | grep jmp
; RUN: llc < %s -march=alpha | grep gprel32
; RUN: llc < %s -march=alpha | grep ldl
; RUN: llc < %s -march=alpha | grep rodata
; END.
target datalayout = "e-p:64:64"
target triple = "alphaev67-unknown-linux-gnu"
@str = internal constant [2 x i8] c"1\00" ; <[2 x i8]*> [#uses=1]
@str1 = internal constant [2 x i8] c"2\00" ; <[2 x i8]*> [#uses=1]
@str2 = internal constant [2 x i8] c"3\00" ; <[2 x i8]*> [#uses=1]
@str3 = internal constant [2 x i8] c"4\00" ; <[2 x i8]*> [#uses=1]
@str4 = internal constant [2 x i8] c"5\00" ; <[2 x i8]*> [#uses=1]
@str5 = internal constant [2 x i8] c"6\00" ; <[2 x i8]*> [#uses=1]
@str6 = internal constant [2 x i8] c"7\00" ; <[2 x i8]*> [#uses=1]
@str7 = internal constant [2 x i8] c"8\00" ; <[2 x i8]*> [#uses=1]
define i32 @main(i32 %x, i8** %y) {
entry:
%x_addr = alloca i32 ; <i32*> [#uses=2]
%y_addr = alloca i8** ; <i8***> [#uses=1]
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
%tmp = alloca i32, align 4 ; <i32*> [#uses=2]
%foo = alloca i8*, align 8 ; <i8**> [#uses=9]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store i32 %x, i32* %x_addr
store i8** %y, i8*** %y_addr
%tmp.upgrd.1 = load i32* %x_addr ; <i32> [#uses=1]
switch i32 %tmp.upgrd.1, label %bb15 [
i32 1, label %bb
i32 2, label %bb1
i32 3, label %bb3
i32 4, label %bb5
i32 5, label %bb7
i32 6, label %bb9
i32 7, label %bb11
i32 8, label %bb13
]
bb: ; preds = %entry
%tmp.upgrd.2 = getelementptr [2 x i8]* @str, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp.upgrd.2, i8** %foo
br label %bb16
bb1: ; preds = %entry
%tmp2 = getelementptr [2 x i8]* @str1, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp2, i8** %foo
br label %bb16
bb3: ; preds = %entry
%tmp4 = getelementptr [2 x i8]* @str2, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp4, i8** %foo
br label %bb16
bb5: ; preds = %entry
%tmp6 = getelementptr [2 x i8]* @str3, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp6, i8** %foo
br label %bb16
bb7: ; preds = %entry
%tmp8 = getelementptr [2 x i8]* @str4, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp8, i8** %foo
br label %bb16
bb9: ; preds = %entry
%tmp10 = getelementptr [2 x i8]* @str5, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp10, i8** %foo
br label %bb16
bb11: ; preds = %entry
%tmp12 = getelementptr [2 x i8]* @str6, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp12, i8** %foo
br label %bb16
bb13: ; preds = %entry
%tmp14 = getelementptr [2 x i8]* @str7, i32 0, i64 0 ; <i8*> [#uses=1]
store i8* %tmp14, i8** %foo
br label %bb16
bb15: ; preds = %entry
br label %bb16
bb16: ; preds = %bb15, %bb13, %bb11, %bb9, %bb7, %bb5, %bb3, %bb1, %bb
%tmp17 = load i8** %foo ; <i8*> [#uses=1]
%tmp18 = call i32 (...)* @print( i8* %tmp17 ) ; <i32> [#uses=0]
store i32 0, i32* %tmp
%tmp19 = load i32* %tmp ; <i32> [#uses=1]
store i32 %tmp19, i32* %retval
br label %return
return: ; preds = %bb16
%retval.upgrd.3 = load i32* %retval ; <i32> [#uses=1]
ret i32 %retval.upgrd.3
}
declare i32 @print(...)