# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -mtriple=aarch64-unknown-unknown -verify-machineinstrs -run-pass=legalizer %s -o - 2>&1 | FileCheck %s # RUN: llc -mtriple=aarch64-unknown-unknown -verify-machineinstrs -run-pass=legalizer -mattr=+cssc %s -o - | FileCheck %s --check-prefix=CHECK-CSSC --- | define void @s32() noimplicitfloat { unreachable } define void @s64() noimplicitfloat { unreachable } ... --- name: s32 tracksRegLiveness: true body: | bb.0: liveins: $w0 ; CHECK-LABEL: name: s32 ; CHECK: liveins: $w0 ; CHECK-NEXT: {{ $}} ; CHECK-NEXT: %copy:_(s32) = COPY $w0 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1 ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR %copy, [[C]](s64) ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1431655765 ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[LSHR]], [[C1]] ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB %copy, [[AND]] ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 2 ; CHECK-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[SUB]], [[C2]](s64) ; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 858993459 ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[LSHR1]], [[C3]] ; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[SUB]], [[C3]] ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[AND1]], [[AND2]] ; CHECK-NEXT: [[C4:%[0-9]+]]:_(s64) = G_CONSTANT i64 4 ; CHECK-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[ADD]], [[C4]](s64) ; CHECK-NEXT: [[ADD1:%[0-9]+]]:_(s32) = G_ADD [[LSHR2]], [[ADD]] ; CHECK-NEXT: [[C5:%[0-9]+]]:_(s32) = G_CONSTANT i32 252645135 ; CHECK-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[ADD1]], [[C5]] ; CHECK-NEXT: [[C6:%[0-9]+]]:_(s32) = G_CONSTANT i32 16843009 ; CHECK-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[AND3]], [[C6]] ; CHECK-NEXT: [[C7:%[0-9]+]]:_(s64) = G_CONSTANT i64 24 ; CHECK-NEXT: %ctpop:_(s32) = G_LSHR [[MUL]], [[C7]](s64) ; CHECK-NEXT: $w0 = COPY %ctpop(s32) ; CHECK-NEXT: RET_ReallyLR implicit $w0 ; CHECK-CSSC-LABEL: name: s32 ; CHECK-CSSC: liveins: $w0 ; CHECK-CSSC-NEXT: {{ $}} ; CHECK-CSSC-NEXT: %copy:_(s32) = COPY $w0 ; CHECK-CSSC-NEXT: %ctpop:_(s32) = G_CTPOP %copy(s32) ; CHECK-CSSC-NEXT: $w0 = COPY %ctpop(s32) ; CHECK-CSSC-NEXT: RET_ReallyLR implicit $w0 %copy:_(s32) = COPY $w0 %ctpop:_(s32) = G_CTPOP %copy(s32) $w0 = COPY %ctpop(s32) RET_ReallyLR implicit $w0 ... --- name: s64 tracksRegLiveness: true body: | bb.0: liveins: $x0 ; CHECK-LABEL: name: s64 ; CHECK: liveins: $x0 ; CHECK-NEXT: {{ $}} ; CHECK-NEXT: %copy:_(s64) = COPY $x0 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1 ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s64) = G_LSHR %copy, [[C]](s64) ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 6148914691236517205 ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[LSHR]], [[C1]] ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %copy, [[AND]] ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 2 ; CHECK-NEXT: [[LSHR1:%[0-9]+]]:_(s64) = G_LSHR [[SUB]], [[C2]](s64) ; CHECK-NEXT: [[C3:%[0-9]+]]:_(s64) = G_CONSTANT i64 3689348814741910323 ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s64) = G_AND [[LSHR1]], [[C3]] ; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s64) = G_AND [[SUB]], [[C3]] ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[AND1]], [[AND2]] ; CHECK-NEXT: [[C4:%[0-9]+]]:_(s64) = G_CONSTANT i64 4 ; CHECK-NEXT: [[LSHR2:%[0-9]+]]:_(s64) = G_LSHR [[ADD]], [[C4]](s64) ; CHECK-NEXT: [[ADD1:%[0-9]+]]:_(s64) = G_ADD [[LSHR2]], [[ADD]] ; CHECK-NEXT: [[C5:%[0-9]+]]:_(s64) = G_CONSTANT i64 1085102592571150095 ; CHECK-NEXT: [[AND3:%[0-9]+]]:_(s64) = G_AND [[ADD1]], [[C5]] ; CHECK-NEXT: [[C6:%[0-9]+]]:_(s64) = G_CONSTANT i64 72340172838076673 ; CHECK-NEXT: [[MUL:%[0-9]+]]:_(s64) = G_MUL [[AND3]], [[C6]] ; CHECK-NEXT: [[C7:%[0-9]+]]:_(s64) = G_CONSTANT i64 56 ; CHECK-NEXT: %ctpop:_(s64) = G_LSHR [[MUL]], [[C7]](s64) ; CHECK-NEXT: $x0 = COPY %ctpop(s64) ; CHECK-NEXT: RET_ReallyLR implicit $x0 ; CHECK-CSSC-LABEL: name: s64 ; CHECK-CSSC: liveins: $x0 ; CHECK-CSSC-NEXT: {{ $}} ; CHECK-CSSC-NEXT: %copy:_(s64) = COPY $x0 ; CHECK-CSSC-NEXT: %ctpop:_(s64) = G_CTPOP %copy(s64) ; CHECK-CSSC-NEXT: $x0 = COPY %ctpop(s64) ; CHECK-CSSC-NEXT: RET_ReallyLR implicit $x0 %copy:_(s64) = COPY $x0 %ctpop:_(s64) = G_CTPOP %copy(s64) $x0 = COPY %ctpop(s64) RET_ReallyLR implicit $x0 ...