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Lower BR_JT on the XCore to a jump into a series of jump instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96942 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Richard Osborne
2010-02-23 13:25:07 +00:00
parent 3d4cea31d5
commit 78700b0c55
7 changed files with 259 additions and 5 deletions
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test/CodeGen/XCore/switch_long.ll
+132
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@@ -0,0 +1,132 @@
; RUN: llc -march=xcore < %s | FileCheck %s
define i32 @switch(i32 %i) {
entry:
switch i32 %i, label %default [
i32 0, label %bb0
i32 1, label %bb1
i32 2, label %bb2
i32 3, label %bb3
i32 4, label %bb4
i32 5, label %bb5
i32 6, label %bb6
i32 7, label %bb7
i32 8, label %bb8
i32 9, label %bb9
i32 10, label %bb10
i32 11, label %bb11
i32 12, label %bb12
i32 13, label %bb13
i32 14, label %bb14
i32 15, label %bb15
i32 16, label %bb16
i32 17, label %bb17
i32 18, label %bb18
i32 19, label %bb19
i32 20, label %bb20
i32 21, label %bb21
i32 22, label %bb22
i32 23, label %bb23
i32 24, label %bb24
i32 25, label %bb25
i32 26, label %bb26
i32 27, label %bb27
i32 28, label %bb28
i32 29, label %bb29
i32 30, label %bb30
i32 31, label %bb31
i32 32, label %bb32
i32 33, label %bb33
i32 34, label %bb34
i32 35, label %bb35
i32 36, label %bb36
i32 37, label %bb37
i32 38, label %bb38
i32 39, label %bb39
]
; CHECK: shl
; CHECK: bru
; CHECK: .jmptable
bb0:
ret i32 0
bb1:
ret i32 1
bb2:
ret i32 2
bb3:
ret i32 3
bb4:
ret i32 4
bb5:
ret i32 5
bb6:
ret i32 6
bb7:
ret i32 7
bb8:
ret i32 8
bb9:
ret i32 9
bb10:
ret i32 0
bb11:
ret i32 1
bb12:
ret i32 2
bb13:
ret i32 3
bb14:
ret i32 4
bb15:
ret i32 5
bb16:
ret i32 6
bb17:
ret i32 7
bb18:
ret i32 8
bb19:
ret i32 9
bb20:
ret i32 0
bb21:
ret i32 1
bb22:
ret i32 2
bb23:
ret i32 3
bb24:
ret i32 4
bb25:
ret i32 5
bb26:
ret i32 6
bb27:
ret i32 7
bb28:
ret i32 8
bb29:
ret i32 9
bb30:
ret i32 0
bb31:
ret i32 1
bb32:
ret i32 2
bb33:
ret i32 3
bb34:
ret i32 4
bb35:
ret i32 5
bb36:
ret i32 6
bb37:
ret i32 7
bb38:
ret i32 8
bb39:
ret i32 9
default:
ret i32 0
}