llvm-6502/test/CodeGen/Mips/2010-07-20-Switch.ll

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; RUN: llc < %s -march=mips -relocation-model=static | FileCheck %s -check-prefix=STATIC-O32
; RUN: llc < %s -march=mips -relocation-model=pic | FileCheck %s -check-prefix=PIC-O32
; RUN: llc < %s -march=mips64 -relocation-model=pic -mcpu=mips64 -mattr=n64 | FileCheck %s -check-prefix=PIC-N64
define i32 @main() nounwind readnone {
entry:
%x = alloca i32, align 4 ; <i32*> [#uses=2]
store volatile i32 2, i32* %x, align 4
%0 = load volatile i32* %x, align 4 ; <i32> [#uses=1]
; STATIC-O32: lui $[[R0:[0-9]+]], %hi($JTI0_0)
; STATIC-O32: addiu ${{[0-9]+}}, $[[R0]], %lo($JTI0_0)
; STATIC-O32: sll ${{[0-9]+}}, ${{[0-9]+}}, 2
; PIC-O32: lw $[[R0:[0-9]+]], %got($JTI0_0)
; PIC-O32: addiu $[[R1:[0-9]+]], $[[R0]], %lo($JTI0_0)
; PIC-O32: sll $[[R2:[0-9]+]], ${{[0-9]+}}, 2
; PIC-O32: addu $[[R3:[0-9]+]], $[[R2]], $[[R1]]
; PIC-O32: lw $[[R4:[0-9]+]], 0($[[R3]])
; PIC-O32: addu $[[R5:[0-9]+]], $[[R4:[0-9]+]]
; PIC-O32: jr $[[R5]]
; PIC-N64: ld $[[R0:[0-9]+]], %got_page($JTI0_0)
; PIC-N64: daddiu $[[R1:[0-9]+]], $[[R0]], %got_ofst($JTI0_0)
; PIC-N64: dsll $[[R2:[0-9]+]], ${{[0-9]+}}, 3
; PIC-N64: daddu $[[R3:[0-9]+]], $[[R2:[0-9]+]], $[[R1]]
; PIC-N64: ld $[[R4:[0-9]+]], 0($[[R3]])
; PIC-N64: daddu $[[R5:[0-9]+]], $[[R4:[0-9]+]]
; PIC-N64: jr $[[R5]]
switch i32 %0, label %bb4 [
i32 0, label %bb5
i32 1, label %bb1
i32 2, label %bb2
i32 3, label %bb3
]
bb1: ; preds = %entry
ret i32 2
; CHECK: STATIC-O32: $BB0_2
bb2: ; preds = %entry
ret i32 0
bb3: ; preds = %entry
ret i32 3
bb4: ; preds = %entry
ret i32 4
bb5: ; preds = %entry
ret i32 1
}
; STATIC-O32: .align 2
; STATIC-O32: $JTI0_0:
; STATIC-O32: .4byte
; STATIC-O32: .4byte
; STATIC-O32: .4byte
; STATIC-O32: .4byte
; PIC-O32: .align 2
; PIC-O32: $JTI0_0:
; PIC-O32: .gpword
; PIC-O32: .gpword
; PIC-O32: .gpword
; PIC-O32: .gpword
; PIC-N64: .align 3
; PIC-N64: $JTI0_0:
; PIC-N64: .gpdword
; PIC-N64: .gpdword
; PIC-N64: .gpdword
; PIC-N64: .gpdword