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https://github.com/c64scene-ar/llvm-6502.git
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195034 91177308-0d34-0410-b5e6-96231b3b80d8
38 lines
1.1 KiB
LLVM
38 lines
1.1 KiB
LLVM
; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck --check-prefix=R600-CHECK %s
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; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck --check-prefix=SI-CHECK %s
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; R600-CHECK-LABEL: @rotr:
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; R600-CHECK: BIT_ALIGN_INT
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; SI-CHECK-LABEL: @rotr:
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; SI-CHECK: V_ALIGNBIT_B32
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define void @rotr(i32 addrspace(1)* %in, i32 %x, i32 %y) {
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entry:
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%0 = sub i32 32, %y
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%1 = shl i32 %x, %0
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%2 = lshr i32 %x, %y
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%3 = or i32 %1, %2
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store i32 %3, i32 addrspace(1)* %in
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ret void
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}
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; R600-CHECK-LABEL: @rotl:
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; R600-CHECK: SUB_INT {{\** T[0-9]+\.[XYZW]}}, literal.x
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; R600-CHECK-NEXT: 32
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; R600-CHECK: BIT_ALIGN_INT {{T[0-9]+\.[XYZW]}}, KC0[2].Z, KC0[2].Z, PV.{{[XYZW]}}
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; SI-CHECK-LABEL: @rotl:
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; SI-CHECK: S_SUB_I32 [[SDST:s[0-9]+]], 32, {{[s][0-9]+}}
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; SI-CHECK: V_MOV_B32_e32 [[VDST:v[0-9]+]], [[SDST]]
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; SI-CHECK: V_ALIGNBIT_B32 {{v[0-9]+, [s][0-9]+, v[0-9]+}}, [[VDST]]
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define void @rotl(i32 addrspace(1)* %in, i32 %x, i32 %y) {
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entry:
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%0 = shl i32 %x, %y
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%1 = sub i32 32, %y
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%2 = lshr i32 %x, %1
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%3 = or i32 %0, %2
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store i32 %3, i32 addrspace(1)* %in
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ret void
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}
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