1; RUN: llc -mcpu=pwr7 < %s | FileCheck %s 2; RUN: llc -O1 -mcpu=pwr7 < %s | FileCheck %s 3target datalayout = "E-m:e-i64:64-n32:64" 4target triple = "powerpc64-unknown-linux-gnu" 5 6define zeroext i1 @testi1(i1 zeroext %b1, i1 zeroext %b2) #0 { 7entry: 8 %0 = tail call i8 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i1 %b1, i1 %b2) #0 9 %1 = and i8 %0, 1 10 %tobool3 = icmp ne i8 %1, 0 11 ret i1 %tobool3 12 13; CHECK-LABEL: @testi1 14; CHECK-DAG: andi. {{[0-9]+}}, 3, 1 15; CHECK-DAG: li [[REG1:[0-9]+]], 0 16; CHECK-DAG: crmove [[REG2:[0-9]+]], 1 17; CHECK-DAG: andi. {{[0-9]+}}, 4, 1 18; CHECK-DAG: crand [[REG3:[0-9]+]], [[REG2]], 1 19; CHECK-DAG: li [[REG4:[0-9]+]], 1 20; CHECK: isel 3, [[REG4]], [[REG1]], [[REG3]] 21; CHECK: blr 22} 23 24define signext i32 @testi32(i32 signext %b1, i32 signext %b2) #0 { 25entry: 26 %0 = tail call i32 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i32 %b1, i32 %b2) #0 27 ret i32 %0 28 29; The ABI sign_extend should combine with the any_extend from the asm result, 30; and the result will be 0 or -1. This highlights the fact that only the first 31; bit is meaningful. 32; CHECK-LABEL: @testi32 33; CHECK-DAG: andi. {{[0-9]+}}, 3, 1 34; CHECK-DAG: li [[REG1:[0-9]+]], 0 35; CHECK-DAG: crmove [[REG2:[0-9]+]], 1 36; CHECK-DAG: andi. {{[0-9]+}}, 4, 1 37; CHECK-DAG: crand [[REG3:[0-9]+]], [[REG2]], 1 38; CHECK-DAG: li [[REG4:[0-9]+]], -1 39; CHECK: isel 3, [[REG4]], [[REG1]], [[REG3]] 40; CHECK: blr 41} 42 43define zeroext i8 @testi8(i8 zeroext %b1, i8 zeroext %b2) #0 { 44entry: 45 %0 = tail call i8 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i8 %b1, i8 %b2) #0 46 ret i8 %0 47 48; CHECK-LABEL: @testi8 49; CHECK-DAG: andi. {{[0-9]+}}, 3, 1 50; CHECK-DAG: li [[REG1:[0-9]+]], 0 51; CHECK-DAG: crmove [[REG2:[0-9]+]], 1 52; CHECK-DAG: andi. {{[0-9]+}}, 4, 1 53; CHECK-DAG: crand [[REG3:[0-9]+]], [[REG2]], 1 54; CHECK-DAG: li [[REG4:[0-9]+]], 1 55; CHECK: isel 3, [[REG4]], [[REG1]], [[REG3]] 56; CHECK: blr 57} 58 59attributes #0 = { nounwind "target-features"="+crbits" } 60 61