| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=powerpc64le-unknown-unknown -verify-machineinstrs -mattr=+isel | FileCheck %s --check-prefix=ALL --check-prefix=ISEL |
| ; RUN: llc < %s -mtriple=powerpc64le-unknown-unknown -verify-machineinstrs -mattr=-isel | FileCheck %s --check-prefix=ALL --check-prefix=NO_ISEL |
| |
| ; Select of constants: control flow / conditional moves can always be replaced by logic+math (but may not be worth it?). |
| ; Test the zeroext/signext variants of each pattern to see if that makes a difference. |
| |
| ; select Cond, 0, 1 --> zext (!Cond) |
| |
| define i32 @select_0_or_1(i1 %cond) { |
| ; ALL-LABEL: select_0_or_1: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: not 3, 3 |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 0, i32 1 |
| ret i32 %sel |
| } |
| |
| define i32 @select_0_or_1_zeroext(i1 zeroext %cond) { |
| ; ALL-LABEL: select_0_or_1_zeroext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: xori 3, 3, 1 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 0, i32 1 |
| ret i32 %sel |
| } |
| |
| define i32 @select_0_or_1_signext(i1 signext %cond) { |
| ; ALL-LABEL: select_0_or_1_signext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: not 3, 3 |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 0, i32 1 |
| ret i32 %sel |
| } |
| |
| ; select Cond, 1, 0 --> zext (Cond) |
| |
| define i32 @select_1_or_0(i1 %cond) { |
| ; ALL-LABEL: select_1_or_0: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 1, i32 0 |
| ret i32 %sel |
| } |
| |
| define i32 @select_1_or_0_zeroext(i1 zeroext %cond) { |
| ; ALL-LABEL: select_1_or_0_zeroext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 1, i32 0 |
| ret i32 %sel |
| } |
| |
| define i32 @select_1_or_0_signext(i1 signext %cond) { |
| ; ALL-LABEL: select_1_or_0_signext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 1, i32 0 |
| ret i32 %sel |
| } |
| |
| ; select Cond, 0, -1 --> sext (!Cond) |
| |
| define i32 @select_0_or_neg1(i1 %cond) { |
| ; ISEL-LABEL: select_0_or_neg1: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: ori 3, 3, 65535 |
| ; ISEL-NEXT: isel 3, 0, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_0_or_neg1: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 3, 3, 65535 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB6_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB6_1: |
| ; NO_ISEL-NEXT: addi 3, 0, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 0, i32 -1 |
| ret i32 %sel |
| } |
| |
| define i32 @select_0_or_neg1_zeroext(i1 zeroext %cond) { |
| ; ISEL-LABEL: select_0_or_neg1_zeroext: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: ori 3, 3, 65535 |
| ; ISEL-NEXT: isel 3, 0, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_0_or_neg1_zeroext: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 3, 3, 65535 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB7_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB7_1: |
| ; NO_ISEL-NEXT: addi 3, 0, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 0, i32 -1 |
| ret i32 %sel |
| } |
| |
| define i32 @select_0_or_neg1_signext(i1 signext %cond) { |
| ; ISEL-LABEL: select_0_or_neg1_signext: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: ori 3, 3, 65535 |
| ; ISEL-NEXT: isel 3, 0, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_0_or_neg1_signext: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 3, 3, 65535 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB8_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB8_1: |
| ; NO_ISEL-NEXT: addi 3, 0, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 0, i32 -1 |
| ret i32 %sel |
| } |
| |
| ; select Cond, -1, 0 --> sext (Cond) |
| |
| define i32 @select_neg1_or_0(i1 %cond) { |
| ; ISEL-LABEL: select_neg1_or_0: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: ori 3, 3, 65535 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_neg1_or_0: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 3, 3, 65535 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 -1, i32 0 |
| ret i32 %sel |
| } |
| |
| define i32 @select_neg1_or_0_zeroext(i1 zeroext %cond) { |
| ; ISEL-LABEL: select_neg1_or_0_zeroext: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: ori 3, 3, 65535 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_neg1_or_0_zeroext: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 3, 3, 65535 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 -1, i32 0 |
| ret i32 %sel |
| } |
| |
| define i32 @select_neg1_or_0_signext(i1 signext %cond) { |
| ; ISEL-LABEL: select_neg1_or_0_signext: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: ori 3, 3, 65535 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_neg1_or_0_signext: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 3, 3, 65535 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 -1, i32 0 |
| ret i32 %sel |
| } |
| |
| ; select Cond, C+1, C --> add (zext Cond), C |
| |
| define i32 @select_Cplus1_C(i1 %cond) { |
| ; ALL-LABEL: select_Cplus1_C: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: addi 3, 3, 41 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 42, i32 41 |
| ret i32 %sel |
| } |
| |
| define i32 @select_Cplus1_C_zeroext(i1 zeroext %cond) { |
| ; ALL-LABEL: select_Cplus1_C_zeroext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: addi 3, 3, 41 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 42, i32 41 |
| ret i32 %sel |
| } |
| |
| define i32 @select_Cplus1_C_signext(i1 signext %cond) { |
| ; ALL-LABEL: select_Cplus1_C_signext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: subfic 3, 3, 41 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 42, i32 41 |
| ret i32 %sel |
| } |
| |
| ; select Cond, C, C+1 --> add (sext Cond), C |
| |
| define i32 @select_C_Cplus1(i1 %cond) { |
| ; ALL-LABEL: select_C_Cplus1: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: subfic 3, 3, 42 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 41, i32 42 |
| ret i32 %sel |
| } |
| |
| define i32 @select_C_Cplus1_zeroext(i1 zeroext %cond) { |
| ; ALL-LABEL: select_C_Cplus1_zeroext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: subfic 3, 3, 42 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 41, i32 42 |
| ret i32 %sel |
| } |
| |
| define i32 @select_C_Cplus1_signext(i1 signext %cond) { |
| ; ALL-LABEL: select_C_Cplus1_signext: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: addi 3, 3, 42 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i32 41, i32 42 |
| ret i32 %sel |
| } |
| |
| ; In general, select of 2 constants could be: |
| ; select Cond, C1, C2 --> add (mul (zext Cond), C1-C2), C2 --> add (and (sext Cond), C1-C2), C2 |
| |
| define i32 @select_C1_C2(i1 %cond) { |
| ; ISEL-LABEL: select_C1_C2: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 4, 421 |
| ; ISEL-NEXT: li 3, 42 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_C1_C2: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 4, 421 |
| ; NO_ISEL-NEXT: li 3, 42 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB18_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB18_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 421, i32 42 |
| ret i32 %sel |
| } |
| |
| define i32 @select_C1_C2_zeroext(i1 zeroext %cond) { |
| ; ISEL-LABEL: select_C1_C2_zeroext: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 4, 421 |
| ; ISEL-NEXT: li 3, 42 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_C1_C2_zeroext: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 4, 421 |
| ; NO_ISEL-NEXT: li 3, 42 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB19_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB19_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 421, i32 42 |
| ret i32 %sel |
| } |
| |
| define i32 @select_C1_C2_signext(i1 signext %cond) { |
| ; ISEL-LABEL: select_C1_C2_signext: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 4, 421 |
| ; ISEL-NEXT: li 3, 42 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: select_C1_C2_signext: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 4, 421 |
| ; NO_ISEL-NEXT: li 3, 42 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB20_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB20_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i32 421, i32 42 |
| ret i32 %sel |
| } |
| |
| ; A binary operator with constant after the select should always get folded into the select. |
| |
| define i8 @sel_constants_add_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_add_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 4, 1 |
| ; ISEL-NEXT: li 3, 28 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_add_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 4, 1 |
| ; NO_ISEL-NEXT: li 3, 28 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB21_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB21_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = add i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_sub_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_sub_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: li 4, 18 |
| ; ISEL-NEXT: ori 3, 3, 65527 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_sub_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: li 4, 18 |
| ; NO_ISEL-NEXT: ori 3, 3, 65527 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = sub i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_mul_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_mul_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: lis 4, 16383 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: ori 3, 4, 65531 |
| ; ISEL-NEXT: li 4, 115 |
| ; ISEL-NEXT: sldi 3, 3, 2 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_mul_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: lis 4, 16383 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: ori 3, 4, 65531 |
| ; NO_ISEL-NEXT: li 4, 115 |
| ; NO_ISEL-NEXT: sldi 3, 3, 2 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = mul i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_sdiv_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_sdiv_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 3, 4 |
| ; ISEL-NEXT: isel 3, 0, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_sdiv_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 3, 4 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB24_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB24_1: |
| ; NO_ISEL-NEXT: addi 3, 0, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = sdiv i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_udiv_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_udiv_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 4, 50 |
| ; ISEL-NEXT: li 3, 4 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_udiv_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 4, 50 |
| ; NO_ISEL-NEXT: li 3, 4 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB25_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB25_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = udiv i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_srem_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_srem_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: lis 4, 16383 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: ori 3, 4, 65535 |
| ; ISEL-NEXT: li 4, 3 |
| ; ISEL-NEXT: sldi 3, 3, 2 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_srem_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: lis 4, 16383 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: ori 3, 4, 65535 |
| ; NO_ISEL-NEXT: li 4, 3 |
| ; NO_ISEL-NEXT: sldi 3, 3, 2 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = srem i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_urem_constant(i1 %cond) { |
| ; ALL-LABEL: sel_constants_urem_constant: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: rlwinm 3, 3, 0, 31, 31 |
| ; ALL-NEXT: subfic 3, 3, 3 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = urem i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_and_constant(i1 %cond) { |
| ; ALL-LABEL: sel_constants_and_constant: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: rlwinm 3, 3, 0, 31, 31 |
| ; ALL-NEXT: subfic 3, 3, 5 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = and i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_or_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_or_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: li 4, 23 |
| ; ISEL-NEXT: ori 3, 3, 65533 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_or_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: li 4, 23 |
| ; NO_ISEL-NEXT: ori 3, 3, 65533 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = or i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_xor_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_xor_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: li 4, 0 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: oris 3, 4, 65535 |
| ; ISEL-NEXT: li 4, 18 |
| ; ISEL-NEXT: ori 3, 3, 65529 |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_xor_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: li 4, 0 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: oris 3, 4, 65535 |
| ; NO_ISEL-NEXT: li 4, 18 |
| ; NO_ISEL-NEXT: ori 3, 3, 65529 |
| ; NO_ISEL-NEXT: bclr 12, 1, 0 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = xor i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_shl_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_shl_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: lis 5, 511 |
| ; ISEL-NEXT: lis 4, 2047 |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: ori 3, 4, 65535 |
| ; ISEL-NEXT: ori 12, 5, 65535 |
| ; ISEL-NEXT: sldi 3, 3, 5 |
| ; ISEL-NEXT: sldi 4, 12, 7 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_shl_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: lis 5, 511 |
| ; NO_ISEL-NEXT: lis 4, 2047 |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: ori 3, 4, 65535 |
| ; NO_ISEL-NEXT: ori 12, 5, 65535 |
| ; NO_ISEL-NEXT: sldi 3, 3, 5 |
| ; NO_ISEL-NEXT: sldi 4, 12, 7 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB31_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB31_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = shl i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_lshr_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_lshr_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: li 4, 7 |
| ; ISEL-NEXT: li 3, 0 |
| ; ISEL-NEXT: isel 3, 4, 3, 1 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_lshr_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: li 4, 7 |
| ; NO_ISEL-NEXT: li 3, 0 |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB32_1 |
| ; NO_ISEL-NEXT: blr |
| ; NO_ISEL-NEXT: .LBB32_1: |
| ; NO_ISEL-NEXT: addi 3, 4, 0 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = lshr i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define i8 @sel_constants_ashr_constant(i1 %cond) { |
| ; ALL-LABEL: sel_constants_ashr_constant: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: clrldi 3, 3, 63 |
| ; ALL-NEXT: neg 3, 3 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, i8 -4, i8 23 |
| %bo = ashr i8 %sel, 5 |
| ret i8 %bo |
| } |
| |
| define double @sel_constants_fadd_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_fadd_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: addis 4, 2, .LCPI34_0@toc@ha |
| ; ISEL-NEXT: addis 3, 2, .LCPI34_1@toc@ha |
| ; ISEL-NEXT: addi 4, 4, .LCPI34_0@toc@l |
| ; ISEL-NEXT: addi 3, 3, .LCPI34_1@toc@l |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: lxsdx 1, 0, 3 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_fadd_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: addis 4, 2, .LCPI34_0@toc@ha |
| ; NO_ISEL-NEXT: addis 3, 2, .LCPI34_1@toc@ha |
| ; NO_ISEL-NEXT: addi 4, 4, .LCPI34_0@toc@l |
| ; NO_ISEL-NEXT: addi 3, 3, .LCPI34_1@toc@l |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB34_2 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: b .LBB34_2 |
| ; NO_ISEL-NEXT: .LBB34_2: |
| ; NO_ISEL-NEXT: lxsdx 1, 0, 3 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, double -4.0, double 23.3 |
| %bo = fadd double %sel, 5.1 |
| ret double %bo |
| } |
| |
| define double @sel_constants_fsub_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_fsub_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: addis 4, 2, .LCPI35_0@toc@ha |
| ; ISEL-NEXT: addis 3, 2, .LCPI35_1@toc@ha |
| ; ISEL-NEXT: addi 4, 4, .LCPI35_0@toc@l |
| ; ISEL-NEXT: addi 3, 3, .LCPI35_1@toc@l |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: lxsdx 1, 0, 3 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_fsub_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: addis 4, 2, .LCPI35_0@toc@ha |
| ; NO_ISEL-NEXT: addis 3, 2, .LCPI35_1@toc@ha |
| ; NO_ISEL-NEXT: addi 4, 4, .LCPI35_0@toc@l |
| ; NO_ISEL-NEXT: addi 3, 3, .LCPI35_1@toc@l |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB35_2 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: b .LBB35_2 |
| ; NO_ISEL-NEXT: .LBB35_2: |
| ; NO_ISEL-NEXT: lxsdx 1, 0, 3 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, double -4.0, double 23.3 |
| %bo = fsub double %sel, 5.1 |
| ret double %bo |
| } |
| |
| define double @sel_constants_fmul_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_fmul_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: addis 4, 2, .LCPI36_0@toc@ha |
| ; ISEL-NEXT: addis 3, 2, .LCPI36_1@toc@ha |
| ; ISEL-NEXT: addi 4, 4, .LCPI36_0@toc@l |
| ; ISEL-NEXT: addi 3, 3, .LCPI36_1@toc@l |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: lxsdx 1, 0, 3 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_fmul_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: addis 4, 2, .LCPI36_0@toc@ha |
| ; NO_ISEL-NEXT: addis 3, 2, .LCPI36_1@toc@ha |
| ; NO_ISEL-NEXT: addi 4, 4, .LCPI36_0@toc@l |
| ; NO_ISEL-NEXT: addi 3, 3, .LCPI36_1@toc@l |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB36_2 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: b .LBB36_2 |
| ; NO_ISEL-NEXT: .LBB36_2: |
| ; NO_ISEL-NEXT: lxsdx 1, 0, 3 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, double -4.0, double 23.3 |
| %bo = fmul double %sel, 5.1 |
| ret double %bo |
| } |
| |
| define double @sel_constants_fdiv_constant(i1 %cond) { |
| ; ISEL-LABEL: sel_constants_fdiv_constant: |
| ; ISEL: # BB#0: |
| ; ISEL-NEXT: andi. 3, 3, 1 |
| ; ISEL-NEXT: addis 4, 2, .LCPI37_0@toc@ha |
| ; ISEL-NEXT: addis 3, 2, .LCPI37_1@toc@ha |
| ; ISEL-NEXT: addi 4, 4, .LCPI37_0@toc@l |
| ; ISEL-NEXT: addi 3, 3, .LCPI37_1@toc@l |
| ; ISEL-NEXT: isel 3, 3, 4, 1 |
| ; ISEL-NEXT: lxsdx 1, 0, 3 |
| ; ISEL-NEXT: blr |
| ; |
| ; NO_ISEL-LABEL: sel_constants_fdiv_constant: |
| ; NO_ISEL: # BB#0: |
| ; NO_ISEL-NEXT: andi. 3, 3, 1 |
| ; NO_ISEL-NEXT: addis 4, 2, .LCPI37_0@toc@ha |
| ; NO_ISEL-NEXT: addis 3, 2, .LCPI37_1@toc@ha |
| ; NO_ISEL-NEXT: addi 4, 4, .LCPI37_0@toc@l |
| ; NO_ISEL-NEXT: addi 3, 3, .LCPI37_1@toc@l |
| ; NO_ISEL-NEXT: bc 12, 1, .LBB37_2 |
| ; NO_ISEL-NEXT: # BB#1: |
| ; NO_ISEL-NEXT: ori 3, 4, 0 |
| ; NO_ISEL-NEXT: b .LBB37_2 |
| ; NO_ISEL-NEXT: .LBB37_2: |
| ; NO_ISEL-NEXT: lxsdx 1, 0, 3 |
| ; NO_ISEL-NEXT: blr |
| %sel = select i1 %cond, double -4.0, double 23.3 |
| %bo = fdiv double %sel, 5.1 |
| ret double %bo |
| } |
| |
| define double @sel_constants_frem_constant(i1 %cond) { |
| ; ALL-LABEL: sel_constants_frem_constant: |
| ; ALL: # BB#0: |
| ; ALL-NEXT: andi. 3, 3, 1 |
| ; ALL-NEXT: bc 12, 1, .LBB38_2 |
| ; ALL-NEXT: # BB#1: |
| ; ALL-NEXT: addis 3, 2, .LCPI38_0@toc@ha |
| ; ALL-NEXT: addi 3, 3, .LCPI38_0@toc@l |
| ; ALL-NEXT: lxsdx 1, 0, 3 |
| ; ALL-NEXT: blr |
| ; ALL-NEXT: .LBB38_2: |
| ; ALL-NEXT: addis 3, 2, .LCPI38_1@toc@ha |
| ; ALL-NEXT: addi 3, 3, .LCPI38_1@toc@l |
| ; ALL-NEXT: lxsspx 1, 0, 3 |
| ; ALL-NEXT: blr |
| %sel = select i1 %cond, double -4.0, double 23.3 |
| %bo = frem double %sel, 5.1 |
| ret double %bo |
| } |
| |
