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https://github.com/c64scene-ar/llvm-6502.git
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70 lines
1.8 KiB
LLVM
70 lines
1.8 KiB
LLVM
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; RUN: llc -verify-machineinstrs -mtriple=arm64-none-linux-gnu -disable-fp-elim < %s | FileCheck %s
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declare void @use_addr(i8*)
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@addr = global i8* null
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define void @test_bigframe() {
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; CHECK-LABEL: test_bigframe:
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; CHECK: .cfi_startproc
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%var1 = alloca i8, i32 20000000
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%var2 = alloca i8, i32 16
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%var3 = alloca i8, i32 20000000
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; CHECK: sub sp, sp, #16773120
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; CHECK: sub sp, sp, #16773120
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; CHECK: sub sp, sp, #6451200
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; CHECK: sub sp, sp, #2576
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; CHECK: .cfi_def_cfa_offset 40000032
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; CHECK: add [[TMP:x[0-9]+]], sp, #16773120
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; CHECK: add [[TMP1:x[0-9]+]], [[TMP]], #3223552
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; CHECK: add {{x[0-9]+}}, [[TMP1]], #3344
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store volatile i8* %var1, i8** @addr
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%var1plus2 = getelementptr i8* %var1, i32 2
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store volatile i8* %var1plus2, i8** @addr
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; CHECK: add [[TMP:x[0-9]+]], sp, #16773120
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; CHECK: add [[TMP1:x[0-9]+]], [[TMP]], #3223552
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; CHECK: add {{x[0-9]+}}, [[TMP1]], #3328
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store volatile i8* %var2, i8** @addr
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%var2plus2 = getelementptr i8* %var2, i32 2
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store volatile i8* %var2plus2, i8** @addr
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store volatile i8* %var3, i8** @addr
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%var3plus2 = getelementptr i8* %var3, i32 2
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store volatile i8* %var3plus2, i8** @addr
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; CHECK: add sp, sp, #16773120
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; CHECK: add sp, sp, #16773120
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; CHECK: add sp, sp, #6451200
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; CHECK: add sp, sp, #2576
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; CHECK: .cfi_endproc
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ret void
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}
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define void @test_mediumframe() {
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; CHECK-LABEL: test_mediumframe:
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%var1 = alloca i8, i32 1000000
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%var2 = alloca i8, i32 16
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%var3 = alloca i8, i32 1000000
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; CHECK: sub sp, sp, #1998848
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; CHECK-NEXT: sub sp, sp, #1168
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store volatile i8* %var1, i8** @addr
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; CHECK: add [[VAR1ADDR:x[0-9]+]], sp, #999424
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; CHECK: add [[VAR1ADDR]], [[VAR1ADDR]], #592
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; CHECK: add [[VAR2ADDR:x[0-9]+]], sp, #999424
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; CHECK: add [[VAR2ADDR]], [[VAR2ADDR]], #576
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store volatile i8* %var2, i8** @addr
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; CHECK: add sp, sp, #1998848
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; CHECK: add sp, sp, #1168
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ret void
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}
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