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TheRock/compiler/amd-llvm/llvm/test/CodeGen/LoongArch/bswap-bitreverse.ll
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Flatten subprojects into a single base monorepo
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc --mtriple=loongarch32 -mattr=-32s,+d --verify-machineinstrs < %s \
; RUN: | FileCheck %s --check-prefix=LA32R
; RUN: llc --mtriple=loongarch32 -mattr=+32s,+d --verify-machineinstrs < %s \
; RUN: | FileCheck %s --check-prefix=LA32S
; RUN: llc --mtriple=loongarch64 -mattr=+d --verify-machineinstrs < %s \
; RUN: | FileCheck %s --check-prefix=LA64
declare i16 @llvm.bitreverse.i16(i16)
declare i32 @llvm.bitreverse.i32(i32)
declare i64 @llvm.bitreverse.i64(i64)
declare i16 @llvm.bswap.i16(i16)
declare i32 @llvm.bswap.i32(i32)
declare i64 @llvm.bswap.i64(i64)
define i16 @test_bswap_bitreverse_i16(i16 %a) nounwind {
; LA32R-LABEL: test_bswap_bitreverse_i16:
; LA32R: # %bb.0:
; LA32R-NEXT: andi $a1, $a0, 3855
; LA32R-NEXT: slli.w $a1, $a1, 4
; LA32R-NEXT: srli.w $a0, $a0, 4
; LA32R-NEXT: andi $a0, $a0, 3855
; LA32R-NEXT: or $a0, $a0, $a1
; LA32R-NEXT: srli.w $a1, $a0, 2
; LA32R-NEXT: lu12i.w $a2, 3
; LA32R-NEXT: ori $a2, $a2, 819
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 2
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: srli.w $a1, $a0, 1
; LA32R-NEXT: lu12i.w $a2, 5
; LA32R-NEXT: ori $a2, $a2, 1365
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 1
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: ret
;
; LA32S-LABEL: test_bswap_bitreverse_i16:
; LA32S: # %bb.0:
; LA32S-NEXT: revb.2h $a0, $a0
; LA32S-NEXT: bitrev.w $a0, $a0
; LA32S-NEXT: srli.w $a0, $a0, 16
; LA32S-NEXT: ret
;
; LA64-LABEL: test_bswap_bitreverse_i16:
; LA64: # %bb.0:
; LA64-NEXT: revb.2h $a0, $a0
; LA64-NEXT: bitrev.d $a0, $a0
; LA64-NEXT: srli.d $a0, $a0, 48
; LA64-NEXT: ret
%tmp = call i16 @llvm.bswap.i16(i16 %a)
%tmp2 = call i16 @llvm.bitreverse.i16(i16 %tmp)
ret i16 %tmp2
}
define i32 @test_bswap_bitreverse_i32(i32 %a) nounwind {
; LA32R-LABEL: test_bswap_bitreverse_i32:
; LA32R: # %bb.0:
; LA32R-NEXT: srli.w $a1, $a0, 4
; LA32R-NEXT: lu12i.w $a2, 61680
; LA32R-NEXT: ori $a2, $a2, 3855
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 4
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: srli.w $a1, $a0, 2
; LA32R-NEXT: lu12i.w $a2, 209715
; LA32R-NEXT: ori $a2, $a2, 819
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 2
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: srli.w $a1, $a0, 1
; LA32R-NEXT: lu12i.w $a2, 349525
; LA32R-NEXT: ori $a2, $a2, 1365
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 1
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: ret
;
; LA32S-LABEL: test_bswap_bitreverse_i32:
; LA32S: # %bb.0:
; LA32S-NEXT: bitrev.4b $a0, $a0
; LA32S-NEXT: ret
;
; LA64-LABEL: test_bswap_bitreverse_i32:
; LA64: # %bb.0:
; LA64-NEXT: bitrev.4b $a0, $a0
; LA64-NEXT: ret
%tmp = call i32 @llvm.bswap.i32(i32 %a)
%tmp2 = call i32 @llvm.bitreverse.i32(i32 %tmp)
ret i32 %tmp2
}
define i64 @test_bswap_bitreverse_i64(i64 %a) nounwind {
; LA32R-LABEL: test_bswap_bitreverse_i64:
; LA32R: # %bb.0:
; LA32R-NEXT: srli.w $a2, $a0, 4
; LA32R-NEXT: lu12i.w $a3, 61680
; LA32R-NEXT: ori $a3, $a3, 3855
; LA32R-NEXT: and $a2, $a2, $a3
; LA32R-NEXT: and $a0, $a0, $a3
; LA32R-NEXT: slli.w $a0, $a0, 4
; LA32R-NEXT: or $a0, $a2, $a0
; LA32R-NEXT: srli.w $a2, $a0, 2
; LA32R-NEXT: lu12i.w $a4, 209715
; LA32R-NEXT: ori $a4, $a4, 819
; LA32R-NEXT: and $a2, $a2, $a4
; LA32R-NEXT: and $a0, $a0, $a4
; LA32R-NEXT: slli.w $a0, $a0, 2
; LA32R-NEXT: or $a0, $a2, $a0
; LA32R-NEXT: srli.w $a2, $a0, 1
; LA32R-NEXT: lu12i.w $a5, 349525
; LA32R-NEXT: ori $a5, $a5, 1365
; LA32R-NEXT: and $a2, $a2, $a5
; LA32R-NEXT: and $a0, $a0, $a5
; LA32R-NEXT: slli.w $a0, $a0, 1
; LA32R-NEXT: or $a0, $a2, $a0
; LA32R-NEXT: srli.w $a2, $a1, 4
; LA32R-NEXT: and $a2, $a2, $a3
; LA32R-NEXT: and $a1, $a1, $a3
; LA32R-NEXT: slli.w $a1, $a1, 4
; LA32R-NEXT: or $a1, $a2, $a1
; LA32R-NEXT: srli.w $a2, $a1, 2
; LA32R-NEXT: and $a2, $a2, $a4
; LA32R-NEXT: and $a1, $a1, $a4
; LA32R-NEXT: slli.w $a1, $a1, 2
; LA32R-NEXT: or $a1, $a2, $a1
; LA32R-NEXT: srli.w $a2, $a1, 1
; LA32R-NEXT: and $a2, $a2, $a5
; LA32R-NEXT: and $a1, $a1, $a5
; LA32R-NEXT: slli.w $a1, $a1, 1
; LA32R-NEXT: or $a1, $a2, $a1
; LA32R-NEXT: ret
;
; LA32S-LABEL: test_bswap_bitreverse_i64:
; LA32S: # %bb.0:
; LA32S-NEXT: bitrev.4b $a0, $a0
; LA32S-NEXT: bitrev.4b $a1, $a1
; LA32S-NEXT: ret
;
; LA64-LABEL: test_bswap_bitreverse_i64:
; LA64: # %bb.0:
; LA64-NEXT: bitrev.8b $a0, $a0
; LA64-NEXT: ret
%tmp = call i64 @llvm.bswap.i64(i64 %a)
%tmp2 = call i64 @llvm.bitreverse.i64(i64 %tmp)
ret i64 %tmp2
}
define i16 @test_bitreverse_bswap_i16(i16 %a) nounwind {
; LA32R-LABEL: test_bitreverse_bswap_i16:
; LA32R: # %bb.0:
; LA32R-NEXT: andi $a1, $a0, 3855
; LA32R-NEXT: slli.w $a1, $a1, 4
; LA32R-NEXT: srli.w $a0, $a0, 4
; LA32R-NEXT: andi $a0, $a0, 3855
; LA32R-NEXT: or $a0, $a0, $a1
; LA32R-NEXT: srli.w $a1, $a0, 2
; LA32R-NEXT: lu12i.w $a2, 3
; LA32R-NEXT: ori $a2, $a2, 819
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 2
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: srli.w $a1, $a0, 1
; LA32R-NEXT: lu12i.w $a2, 5
; LA32R-NEXT: ori $a2, $a2, 1365
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 1
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: ret
;
; LA32S-LABEL: test_bitreverse_bswap_i16:
; LA32S: # %bb.0:
; LA32S-NEXT: revb.2h $a0, $a0
; LA32S-NEXT: bitrev.w $a0, $a0
; LA32S-NEXT: srli.w $a0, $a0, 16
; LA32S-NEXT: ret
;
; LA64-LABEL: test_bitreverse_bswap_i16:
; LA64: # %bb.0:
; LA64-NEXT: revb.2h $a0, $a0
; LA64-NEXT: bitrev.d $a0, $a0
; LA64-NEXT: srli.d $a0, $a0, 48
; LA64-NEXT: ret
%tmp = call i16 @llvm.bitreverse.i16(i16 %a)
%tmp2 = call i16 @llvm.bswap.i16(i16 %tmp)
ret i16 %tmp2
}
define i32 @test_bitreverse_bswap_i32(i32 %a) nounwind {
; LA32R-LABEL: test_bitreverse_bswap_i32:
; LA32R: # %bb.0:
; LA32R-NEXT: srli.w $a1, $a0, 4
; LA32R-NEXT: lu12i.w $a2, 61680
; LA32R-NEXT: ori $a2, $a2, 3855
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 4
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: srli.w $a1, $a0, 2
; LA32R-NEXT: lu12i.w $a2, 209715
; LA32R-NEXT: ori $a2, $a2, 819
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 2
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: srli.w $a1, $a0, 1
; LA32R-NEXT: lu12i.w $a2, 349525
; LA32R-NEXT: ori $a2, $a2, 1365
; LA32R-NEXT: and $a1, $a1, $a2
; LA32R-NEXT: and $a0, $a0, $a2
; LA32R-NEXT: slli.w $a0, $a0, 1
; LA32R-NEXT: or $a0, $a1, $a0
; LA32R-NEXT: ret
;
; LA32S-LABEL: test_bitreverse_bswap_i32:
; LA32S: # %bb.0:
; LA32S-NEXT: bitrev.4b $a0, $a0
; LA32S-NEXT: ret
;
; LA64-LABEL: test_bitreverse_bswap_i32:
; LA64: # %bb.0:
; LA64-NEXT: bitrev.4b $a0, $a0
; LA64-NEXT: ret
%tmp = call i32 @llvm.bitreverse.i32(i32 %a)
%tmp2 = call i32 @llvm.bswap.i32(i32 %tmp)
ret i32 %tmp2
}
define i64 @test_bitreverse_bswap_i64(i64 %a) nounwind {
; LA32R-LABEL: test_bitreverse_bswap_i64:
; LA32R: # %bb.0:
; LA32R-NEXT: srli.w $a2, $a0, 4
; LA32R-NEXT: lu12i.w $a3, 61680
; LA32R-NEXT: ori $a3, $a3, 3855
; LA32R-NEXT: and $a2, $a2, $a3
; LA32R-NEXT: and $a0, $a0, $a3
; LA32R-NEXT: slli.w $a0, $a0, 4
; LA32R-NEXT: or $a0, $a2, $a0
; LA32R-NEXT: srli.w $a2, $a0, 2
; LA32R-NEXT: lu12i.w $a4, 209715
; LA32R-NEXT: ori $a4, $a4, 819
; LA32R-NEXT: and $a2, $a2, $a4
; LA32R-NEXT: and $a0, $a0, $a4
; LA32R-NEXT: slli.w $a0, $a0, 2
; LA32R-NEXT: or $a0, $a2, $a0
; LA32R-NEXT: srli.w $a2, $a0, 1
; LA32R-NEXT: lu12i.w $a5, 349525
; LA32R-NEXT: ori $a5, $a5, 1365
; LA32R-NEXT: and $a2, $a2, $a5
; LA32R-NEXT: and $a0, $a0, $a5
; LA32R-NEXT: slli.w $a0, $a0, 1
; LA32R-NEXT: or $a0, $a2, $a0
; LA32R-NEXT: srli.w $a2, $a1, 4
; LA32R-NEXT: and $a2, $a2, $a3
; LA32R-NEXT: and $a1, $a1, $a3
; LA32R-NEXT: slli.w $a1, $a1, 4
; LA32R-NEXT: or $a1, $a2, $a1
; LA32R-NEXT: srli.w $a2, $a1, 2
; LA32R-NEXT: and $a2, $a2, $a4
; LA32R-NEXT: and $a1, $a1, $a4
; LA32R-NEXT: slli.w $a1, $a1, 2
; LA32R-NEXT: or $a1, $a2, $a1
; LA32R-NEXT: srli.w $a2, $a1, 1
; LA32R-NEXT: and $a2, $a2, $a5
; LA32R-NEXT: and $a1, $a1, $a5
; LA32R-NEXT: slli.w $a1, $a1, 1
; LA32R-NEXT: or $a1, $a2, $a1
; LA32R-NEXT: ret
;
; LA32S-LABEL: test_bitreverse_bswap_i64:
; LA32S: # %bb.0:
; LA32S-NEXT: bitrev.4b $a0, $a0
; LA32S-NEXT: bitrev.4b $a1, $a1
; LA32S-NEXT: ret
;
; LA64-LABEL: test_bitreverse_bswap_i64:
; LA64: # %bb.0:
; LA64-NEXT: bitrev.8b $a0, $a0
; LA64-NEXT: ret
%tmp = call i64 @llvm.bitreverse.i64(i64 %a)
%tmp2 = call i64 @llvm.bswap.i64(i64 %tmp)
ret i64 %tmp2
}
define i32 @pr55484(i32 %0) {
; LA32R-LABEL: pr55484:
; LA32R: # %bb.0:
; LA32R-NEXT: slli.w $a1, $a0, 8
; LA32R-NEXT: slli.w $a0, $a0, 24
; LA32R-NEXT: or $a0, $a0, $a1
; LA32R-NEXT: srai.w $a0, $a0, 16
; LA32R-NEXT: ret
;
; LA32S-LABEL: pr55484:
; LA32S: # %bb.0:
; LA32S-NEXT: srli.w $a1, $a0, 8
; LA32S-NEXT: slli.w $a0, $a0, 8
; LA32S-NEXT: or $a0, $a1, $a0
; LA32S-NEXT: ext.w.h $a0, $a0
; LA32S-NEXT: ret
;
; LA64-LABEL: pr55484:
; LA64: # %bb.0:
; LA64-NEXT: srli.d $a1, $a0, 8
; LA64-NEXT: slli.d $a0, $a0, 8
; LA64-NEXT: or $a0, $a1, $a0
; LA64-NEXT: ext.w.h $a0, $a0
; LA64-NEXT: ret
%2 = lshr i32 %0, 8
%3 = shl i32 %0, 8
%4 = or i32 %2, %3
%5 = trunc i32 %4 to i16
%6 = sext i16 %5 to i32
ret i32 %6
}
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