Home | History | Annotate | Download | only in PowerPC
      1 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
      2 ; RUN:   -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
      3 ; RUN:  --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
      4 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
      5 ; RUN:   -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
      6 ; RUN:  --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
      7 
      8 @glob = common local_unnamed_addr global i32 0, align 4
      9 
     10 ; Function Attrs: norecurse nounwind readnone
     11 define signext i32 @test_iltui(i32 zeroext %a, i32 zeroext %b) {
     12 ; CHECK-LABEL: test_iltui:
     13 ; CHECK:    sub [[REG:r[0-9]+]], r3, r4
     14 ; CHECK-NEXT:    rldicl r3, [[REG]], 1, 63
     15 ; CHECK-NEXT:    blr
     16 entry:
     17   %cmp = icmp ult i32 %a, %b
     18   %conv = zext i1 %cmp to i32
     19   ret i32 %conv
     20 }
     21 
     22 ; Function Attrs: norecurse nounwind readnone
     23 define signext i32 @test_iltui_sext(i32 zeroext %a, i32 zeroext %b) {
     24 ; CHECK-LABEL: test_iltui_sext:
     25 ; CHECK:    sub [[REG:r[0-9]+]], r3, r4
     26 ; CHECK-NEXT:    sradi r3, [[REG]], 63
     27 ; CHECK-NEXT:    blr
     28 entry:
     29   %cmp = icmp ult i32 %a, %b
     30   %sub = sext i1 %cmp to i32
     31   ret i32 %sub
     32 }
     33 
     34 ; Function Attrs: norecurse nounwind
     35 define void @test_iltui_store(i32 zeroext %a, i32 zeroext %b) {
     36 ; CHECK-LABEL: test_iltui_store:
     37 ; CHECK:         sub [[REG:r[2-9]+]], r3, r4
     38 ; CHECK:         rldicl {{r[0-9]+}}, [[REG]], 1, 63
     39 entry:
     40   %cmp = icmp ult i32 %a, %b
     41   %conv = zext i1 %cmp to i32
     42   store i32 %conv, i32* @glob, align 4
     43   ret void
     44 }
     45 
     46 ; Function Attrs: norecurse nounwind
     47 define void @test_iltui_sext_store(i32 zeroext %a, i32 zeroext %b) {
     48 ; CHECK-LABEL: test_iltui_sext_store:
     49 ; CHECK:         sub [[REG:r[0-9]+]], r3, r4
     50 ; CHECK:         sradi {{r[0-9]+}}, [[REG]], 63
     51 entry:
     52   %cmp = icmp ult i32 %a, %b
     53   %sub = sext i1 %cmp to i32
     54   store i32 %sub, i32* @glob, align 4
     55   ret void
     56 }
     57