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https://github.com/c64scene-ar/llvm-6502.git
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1. Fixed ARM pc adjustment. 2. Fixed dynamic-no-pic codegen 3. CSE of pc-relative load of global addresses. It's now enabled by default for Darwin. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123991 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.5 KiB
LLVM
51 lines
1.5 KiB
LLVM
; RUN: llc < %s -mtriple=armv6-apple-darwin -relocation-model=static | FileCheck %s -check-prefix=STATIC
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; RUN: llc < %s -mtriple=armv6-apple-darwin -relocation-model=dynamic-no-pic | FileCheck %s -check-prefix=DYNAMIC
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; RUN: llc < %s -mtriple=armv6-apple-darwin -relocation-model=pic | FileCheck %s -check-prefix=PIC
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; RUN: llc < %s -mtriple=thumbv6-apple-darwin -relocation-model=pic | FileCheck %s -check-prefix=PIC_T
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; RUN: llc < %s -mtriple=armv7-apple-darwin -relocation-model=pic | FileCheck %s -check-prefix=PIC_V7
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; RUN: llc < %s -mtriple=armv6-linux-gnueabi -relocation-model=pic | FileCheck %s -check-prefix=LINUX
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@G = external global i32
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define i32 @test1() {
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; STATIC: _test1:
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; STATIC: ldr r0, LCPI0_0
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; STATIC: ldr r0, [r0]
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; STATIC: .long _G
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; DYNAMIC: _test1:
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; DYNAMIC: ldr r0, LCPI0_0
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; DYNAMIC: ldr r0, [r0]
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; DYNAMIC: ldr r0, [r0]
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; DYNAMIC: .long L_G$non_lazy_ptr
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; PIC: _test1
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; PIC: ldr r0, LCPI0_0
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; PIC: ldr r0, [pc, r0]
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; PIC: ldr r0, [r0]
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; PIC: .long L_G$non_lazy_ptr-(LPC0_0+8)
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; PIC_T: _test1
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; PIC_T: ldr.n r0, LCPI0_0
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; PIC_T: add r0, pc
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; PIC_T: ldr r0, [r0]
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; PIC_T: ldr r0, [r0]
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; PIC_T: .long L_G$non_lazy_ptr-(LPC0_0+4)
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; PIC_V7: _test1
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; PIC_V7: movw r0, :lower16:(L_G$non_lazy_ptr-(LPC0_0+8))
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; PIC_V7: movt r0, :upper16:(L_G$non_lazy_ptr-(LPC0_0+8))
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; PIC_V7: ldr r0, [pc, r0]
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; PIC_V7: ldr r0, [r0]
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; LINUX: test1
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; LINUX: ldr r0, .LCPI0_0
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; LINUX: ldr r1, .LCPI0_1
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; LINUX: add r0, pc, r0
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; LINUX: ldr r0, [r1, r0]
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; LINUX: ldr r0, [r0]
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; LINUX: .long G(GOT)
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%tmp = load i32* @G
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ret i32 %tmp
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}
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