1 ; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s 2 ; RUN: llc -verify-machineinstrs -O1 -mcpu=pwr7 < %s | FileCheck %s 3 ; RUN: llc -verify-machineinstrs -mcpu=pwr7 -ppc-gen-isel=false < %s | FileCheck --check-prefix=CHECK-NO-ISEL %s 4 ; RUN: llc -verify-machineinstrs -O1 -mcpu=pwr7 -ppc-gen-isel=false < %s | FileCheck --check-prefix=CHECK-NO-ISEL %s 5 6 target datalayout = "E-m:e-i64:64-n32:64" 7 target triple = "powerpc64-unknown-linux-gnu" 8 9 define zeroext i1 @testi1(i1 zeroext %b1, i1 zeroext %b2) #0 { 10 entry: 11 %0 = tail call i8 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i1 %b1, i1 %b2) #0 12 %1 = and i8 %0, 1 13 %tobool3 = icmp ne i8 %1, 0 14 ret i1 %tobool3 15 16 ; CHECK-LABEL: @testi1 17 ; CHECK-DAG: andi. {{[0-9]+}}, 3, 1 18 ; CHECK-DAG: li [[REG1:[0-9]+]], 0 19 ; CHECK-DAG: crmove [[REG2:[0-9]+]], 1 20 ; CHECK-DAG: andi. {{[0-9]+}}, 4, 1 21 ; CHECK-DAG: crand [[REG3:[0-9]+]], [[REG2]], 1 22 ; CHECK-DAG: li [[REG4:[0-9]+]], 1 23 ; CHECK: isel 3, [[REG4]], [[REG1]], [[REG3]] 24 ; CHECK-NO-ISEL-LABEL: @testi1 25 ; CHECK-NO-ISEL: bclr 12, 20, 0 26 ; CHECK-NO-ISEL: ori 3, 5, 0 27 ; CHECK-NO-ISEL-NEXT: blr 28 ; CHECK: blr 29 } 30 31 define signext i32 @testi32(i32 signext %b1, i32 signext %b2) #0 { 32 entry: 33 %0 = tail call i32 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i32 %b1, i32 %b2) #0 34 ret i32 %0 35 36 ; The ABI sign_extend should combine with the any_extend from the asm result, 37 ; and the result will be 0 or -1. This highlights the fact that only the first 38 ; bit is meaningful. 39 ; CHECK-LABEL: @testi32 40 ; CHECK-DAG: andi. {{[0-9]+}}, 3, 1 41 ; CHECK-DAG: li [[REG1:[0-9]+]], 0 42 ; CHECK-DAG: crmove [[REG2:[0-9]+]], 1 43 ; CHECK-DAG: andi. {{[0-9]+}}, 4, 1 44 ; CHECK-DAG: crand [[REG3:[0-9]+]], [[REG2]], 1 45 ; CHECK-DAG: li [[REG4:[0-9]+]], -1 46 ; CHECK: isel 3, [[REG4]], [[REG1]], [[REG3]] 47 ; CHECK: blr 48 } 49 50 define zeroext i8 @testi8(i8 zeroext %b1, i8 zeroext %b2) #0 { 51 entry: 52 %0 = tail call i8 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i8 %b1, i8 %b2) #0 53 ret i8 %0 54 55 ; CHECK-LABEL: @testi8 56 ; CHECK-DAG: andi. {{[0-9]+}}, 3, 1 57 ; CHECK-DAG: li [[REG1:[0-9]+]], 0 58 ; CHECK-DAG: crmove [[REG2:[0-9]+]], 1 59 ; CHECK-DAG: andi. {{[0-9]+}}, 4, 1 60 ; CHECK-DAG: crand [[REG3:[0-9]+]], [[REG2]], 1 61 ; CHECK-DAG: li [[REG4:[0-9]+]], 1 62 ; CHECK: isel 3, [[REG4]], [[REG1]], [[REG3]] 63 ; CHECK: blr 64 } 65 66 attributes #0 = { nounwind "target-features"="+crbits" } 67 68
