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https://github.com/c64scene-ar/llvm-6502.git
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70a83b490e
Support for the intrinsics that read from and write to global named registers is added for r1, r2 and r13 (depending on the subtarget). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208509 91177308-0d34-0410-b5e6-96231b3b80d8
19 lines
474 B
LLVM
19 lines
474 B
LLVM
; RUN: llc < %s -mtriple=powerpc64-apple-darwin 2>&1 | FileCheck %s --check-prefix=CHECK-DARWIN
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; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu 2>&1 | FileCheck %s
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define i64 @get_reg() nounwind {
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entry:
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%reg = call i64 @llvm.read_register.i64(metadata !0)
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ret i64 %reg
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; CHECK-LABEL: @get_reg
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; CHECK: mr 3, 1
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; CHECK-DARWIN-LABEL: @get_reg
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; CHECK-DARWIN: mr r3, r1
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}
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declare i64 @llvm.read_register.i64(metadata) nounwind
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!0 = metadata !{metadata !"r1\00"}
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