1*9880d681SAndroid Build Coastguard Worker; Check handling of the mftb instruction. 2*9880d681SAndroid Build Coastguard Worker; For CPUs 601 and pwr3, the mftb instruction should be emitted. 3*9880d681SAndroid Build Coastguard Worker; On all other CPUs (including generic, ppc, ppc64), the mfspr instruction 4*9880d681SAndroid Build Coastguard Worker; should be used instead. There should no longer be a deprecated warning 5*9880d681SAndroid Build Coastguard Worker; message emittedfor this instruction for any CPU. 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s 2>&1 \ 8*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFSPR 9*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 < %s 2>&1 \ 10*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFSPR 11*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu < %s 2>&1 \ 12*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFSPR 13*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc-unknown-linux-gnu < %s 2>&1 \ 14*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFSPR 15*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc-unknown-linux-gnu -mcpu=ppc < %s 2>&1 \ 16*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFSPR 17*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc-unknown-linux-gnu -mcpu=601 < %s 2>&1 \ 18*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFTB 19*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc-unknown-linux-gnu -mcpu=pwr3 < %s 2>&1 \ 20*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s --check-prefix=CHECK-MFTB 21*9880d681SAndroid Build Coastguard Worker 22*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR-NOT: warning: deprecated 23*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB-NOT: warning: deprecated 24*9880d681SAndroid Build Coastguard Worker 25*9880d681SAndroid Build Coastguard Workerdefine i32 @get_time() { 26*9880d681SAndroid Build Coastguard Worker %time = call i32 asm "mftb $0, 268", "=r"() 27*9880d681SAndroid Build Coastguard Worker ret i32 %time 28*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR-LABEL: @get_time 29*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: mfspr 3, 268 30*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: blr 31*9880d681SAndroid Build Coastguard Worker 32*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB-LABEL: @get_time 33*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: mftb 3, 268 34*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: blr 35*9880d681SAndroid Build Coastguard Worker} 36*9880d681SAndroid Build Coastguard Worker 37*9880d681SAndroid Build Coastguard Workerdefine i32 @get_timeu() { 38*9880d681SAndroid Build Coastguard Worker %time = call i32 asm "mftb $0, 269", "=r"() 39*9880d681SAndroid Build Coastguard Worker ret i32 %time 40*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR-LABEL: @get_timeu 41*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: mfspr 3, 269 42*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: blr 43*9880d681SAndroid Build Coastguard Worker 44*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB-LABEL: @get_timeu 45*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: mftbu 3 46*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: blr 47*9880d681SAndroid Build Coastguard Worker} 48*9880d681SAndroid Build Coastguard Worker 49*9880d681SAndroid Build Coastguard Workerdefine i32 @get_time_e() { 50*9880d681SAndroid Build Coastguard Worker %time = call i32 asm "mftb $0", "=r"() 51*9880d681SAndroid Build Coastguard Worker ret i32 %time 52*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR-LABEL: @get_time_e 53*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: mfspr 3, 268 54*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: blr 55*9880d681SAndroid Build Coastguard Worker 56*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB-LABEL: @get_time_e 57*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: mftb 3, 268 58*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: blr 59*9880d681SAndroid Build Coastguard Worker} 60*9880d681SAndroid Build Coastguard Worker 61*9880d681SAndroid Build Coastguard Workerdefine i32 @get_timeu_e() { 62*9880d681SAndroid Build Coastguard Worker %time = call i32 asm "mftbu $0", "=r"() 63*9880d681SAndroid Build Coastguard Worker ret i32 %time 64*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR-LABEL: @get_timeu_e 65*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: mfspr 3, 269 66*9880d681SAndroid Build Coastguard Worker; CHECK-MFSPR: blr 67*9880d681SAndroid Build Coastguard Worker 68*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB-LABEL: @get_timeu_e 69*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: mftbu 3 70*9880d681SAndroid Build Coastguard Worker; CHECK-MFTB: blr 71*9880d681SAndroid Build Coastguard Worker} 72*9880d681SAndroid Build Coastguard Worker 73