derek.holloway
7502bf64a4
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180 lines
5.6 KiB
LLVM
180 lines
5.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc -mtriple=xtensa -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=XTENSA %s
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declare i32 @llvm.cttz.i32(i32, i1)
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declare i32 @llvm.ctlz.i32(i32, i1)
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declare i32 @llvm.ctpop.i32(i32)
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define i32 @test_cttz_i32(i32 %a) nounwind {
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; XTENSA-LABEL: test_cttz_i32:
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; XTENSA: # %bb.0:
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; XTENSA-NEXT: beqz a2, .LBB0_2
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; XTENSA-NEXT: # %bb.1: # %cond.false
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; XTENSA-NEXT: movi a8, -1
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; XTENSA-NEXT: xor a8, a2, a8
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; XTENSA-NEXT: addi a9, a2, -1
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 1
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; XTENSA-NEXT: l32r a10, .LCPI0_0
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; XTENSA-NEXT: and a9, a9, a10
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; XTENSA-NEXT: sub a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI0_1
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; XTENSA-NEXT: and a10, a8, a9
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; XTENSA-NEXT: srli a8, a8, 2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: add a8, a10, a8
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI0_2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 8
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 16
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: extui a2, a8, 24, 8
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; XTENSA-NEXT: ret
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; XTENSA-NEXT: .LBB0_2:
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; XTENSA-NEXT: movi a2, 32
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; XTENSA-NEXT: ret
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%tmp = call i32 @llvm.cttz.i32(i32 %a, i1 false)
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ret i32 %tmp
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}
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define i32 @test_cttz_i32_zero_poison(i32 %a) nounwind {
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; XTENSA-LABEL: test_cttz_i32_zero_poison:
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; XTENSA: # %bb.0:
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; XTENSA-NEXT: movi a8, -1
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; XTENSA-NEXT: xor a8, a2, a8
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; XTENSA-NEXT: addi a9, a2, -1
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 1
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; XTENSA-NEXT: l32r a10, .LCPI1_0
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; XTENSA-NEXT: and a9, a9, a10
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; XTENSA-NEXT: sub a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI1_1
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; XTENSA-NEXT: and a10, a8, a9
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; XTENSA-NEXT: srli a8, a8, 2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: add a8, a10, a8
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI1_2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 8
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 16
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: extui a2, a8, 24, 8
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; XTENSA-NEXT: ret
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%tmp = call i32 @llvm.cttz.i32(i32 %a, i1 true)
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ret i32 %tmp
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}
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define i32 @test_ctlz_i32(i32 %a) nounwind {
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; XTENSA-LABEL: test_ctlz_i32:
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; XTENSA: # %bb.0:
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; XTENSA-NEXT: beqz a2, .LBB2_2
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; XTENSA-NEXT: # %bb.1: # %cond.false
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; XTENSA-NEXT: srli a8, a2, 1
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; XTENSA-NEXT: or a8, a2, a8
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; XTENSA-NEXT: srli a9, a8, 2
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 8
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: extui a9, a8, 16, 16
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: movi a9, -1
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; XTENSA-NEXT: xor a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 1
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; XTENSA-NEXT: l32r a10, .LCPI2_0
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; XTENSA-NEXT: and a9, a9, a10
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; XTENSA-NEXT: sub a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI2_1
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; XTENSA-NEXT: and a10, a8, a9
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; XTENSA-NEXT: srli a8, a8, 2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: add a8, a10, a8
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI2_2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 8
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 16
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: extui a2, a8, 24, 8
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; XTENSA-NEXT: ret
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; XTENSA-NEXT: .LBB2_2:
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; XTENSA-NEXT: movi a2, 32
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; XTENSA-NEXT: ret
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%tmp = call i32 @llvm.ctlz.i32(i32 %a, i1 false)
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ret i32 %tmp
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}
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define i32 @test_ctlz_i32_zero_poison(i32 %a) nounwind {
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; XTENSA-LABEL: test_ctlz_i32_zero_poison:
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; XTENSA: # %bb.0:
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; XTENSA-NEXT: srli a8, a2, 1
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; XTENSA-NEXT: or a8, a2, a8
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; XTENSA-NEXT: srli a9, a8, 2
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 8
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: extui a9, a8, 16, 16
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; XTENSA-NEXT: or a8, a8, a9
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; XTENSA-NEXT: movi a9, -1
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; XTENSA-NEXT: xor a8, a8, a9
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; XTENSA-NEXT: srli a9, a8, 1
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; XTENSA-NEXT: l32r a10, .LCPI3_0
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; XTENSA-NEXT: and a9, a9, a10
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; XTENSA-NEXT: sub a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI3_1
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; XTENSA-NEXT: and a10, a8, a9
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; XTENSA-NEXT: srli a8, a8, 2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: add a8, a10, a8
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI3_2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 8
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 16
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: extui a2, a8, 24, 8
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; XTENSA-NEXT: ret
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%tmp = call i32 @llvm.ctlz.i32(i32 %a, i1 true)
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ret i32 %tmp
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}
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define i32 @test_ctpop_i32(i32 %a) nounwind {
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; XTENSA-LABEL: test_ctpop_i32:
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; XTENSA: # %bb.0:
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; XTENSA-NEXT: srli a8, a2, 1
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; XTENSA-NEXT: l32r a9, .LCPI4_0
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: sub a8, a2, a8
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; XTENSA-NEXT: l32r a9, .LCPI4_1
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; XTENSA-NEXT: and a10, a8, a9
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; XTENSA-NEXT: srli a8, a8, 2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: add a8, a10, a8
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; XTENSA-NEXT: srli a9, a8, 4
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: l32r a9, .LCPI4_2
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; XTENSA-NEXT: and a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 8
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: slli a9, a8, 16
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; XTENSA-NEXT: add a8, a8, a9
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; XTENSA-NEXT: extui a2, a8, 24, 8
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; XTENSA-NEXT: ret
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%1 = call i32 @llvm.ctpop.i32(i32 %a)
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ret i32 %1
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}
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