derek.holloway
7502bf64a4
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383 lines
9.9 KiB
LLVM
383 lines
9.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
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; RUN: llc -O1 -mtriple ppc32le -o - %s | FileCheck --check-prefix CHECK-LE %s
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; RUN: llc -O1 -mtriple ppc32 -o - %s | FileCheck --check-prefix CHECK-BE %s
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; A collection of regression tests to verify the load-narrowing part of
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; TargetLowering::SimplifySetCC (and/or other similar rewrites such as
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; combining AND+LOAD into ZEXTLOAD).
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;--------------------------------------------------------------------------
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; Test non byte-sized types.
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;
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; As long as LLVM IR isn't defining where the padding goes we can't really
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; optimize these (without adding a target lowering hook that can inform
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; ISel about which bits are padding).
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; --------------------------------------------------------------------------
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define i1 @test_129_15_0(ptr %y) {
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; CHECK-LE-LABEL: test_129_15_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 0(3)
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; CHECK-LE-NEXT: clrlwi 3, 3, 17
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_129_15_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 15(3)
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; CHECK-BE-NEXT: clrlwi 3, 3, 17
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i129, ptr %y
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%b = and i129 %a, u0x7fff
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%cmp = icmp ne i129 %b, 0
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ret i1 %cmp
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}
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define i1 @test_126_20_4(ptr %y) {
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; CHECK-LE-LABEL: test_126_20_4:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lwz 3, 0(3)
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; CHECK-LE-NEXT: rlwinm 3, 3, 0, 8, 27
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_126_20_4:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lwz 3, 12(3)
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; CHECK-BE-NEXT: rlwinm 3, 3, 0, 8, 27
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i126, ptr %y
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%b = and i126 %a, u0xfffff0
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%cmp = icmp ne i126 %b, 0
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ret i1 %cmp
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}
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define i1 @test_33_8_0(ptr %y) {
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; CHECK-LE-LABEL: test_33_8_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 0(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_33_8_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lbz 3, 4(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i33, ptr %y
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%b = and i33 %a, u0xff
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%cmp = icmp ne i33 %b, 0
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ret i1 %cmp
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}
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define i1 @test_33_1_32(ptr %y) {
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; CHECK-LE-LABEL: test_33_1_32:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 4(3)
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_33_1_32:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lwz 3, 0(3)
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; CHECK-BE-NEXT: srwi 3, 3, 24
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; CHECK-BE-NEXT: blr
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%a = load i33, ptr %y
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%b = and i33 %a, u0x100000000
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%cmp = icmp ne i33 %b, 0
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ret i1 %cmp
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}
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define i1 @test_33_1_31(ptr %y) {
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; CHECK-LE-LABEL: test_33_1_31:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 3(3)
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; CHECK-LE-NEXT: srwi 3, 3, 7
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_33_1_31:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lbz 3, 1(3)
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; CHECK-BE-NEXT: srwi 3, 3, 7
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; CHECK-BE-NEXT: blr
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%a = load i33, ptr %y
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%b = and i33 %a, u0x80000000
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%cmp = icmp ne i33 %b, 0
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ret i1 %cmp
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}
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define i1 @test_33_1_0(ptr %y) {
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; CHECK-LE-LABEL: test_33_1_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 0(3)
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; CHECK-LE-NEXT: clrlwi 3, 3, 31
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_33_1_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lbz 3, 4(3)
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; CHECK-BE-NEXT: clrlwi 3, 3, 31
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; CHECK-BE-NEXT: blr
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%a = load i33, ptr %y
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%b = and i33 %a, u0x1
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%cmp = icmp ne i33 %b, 0
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ret i1 %cmp
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}
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;--------------------------------------------------------------------------
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; Test byte-sized types.
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;--------------------------------------------------------------------------
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define i1 @test_128_20_4(ptr %y) {
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; CHECK-LE-LABEL: test_128_20_4:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lwz 3, 0(3)
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; CHECK-LE-NEXT: rlwinm 3, 3, 0, 8, 27
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_128_20_4:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lwz 3, 12(3)
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; CHECK-BE-NEXT: rlwinm 3, 3, 0, 8, 27
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i128, ptr %y
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%b = and i128 %a, u0xfffff0
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%cmp = icmp ne i128 %b, 0
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ret i1 %cmp
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}
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define i1 @test_48_16_0(ptr %y) {
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; CHECK-LE-LABEL: test_48_16_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 0(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_48_16_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 4(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i48, ptr %y
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%b = and i48 %a, u0xffff
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%cmp = icmp ne i48 %b, 0
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ret i1 %cmp
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}
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define i1 @test_48_16_8(ptr %y) {
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; CHECK-LE-LABEL: test_48_16_8:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 1(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_48_16_8:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 3(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i48, ptr %y
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%b = and i48 %a, u0xffff00
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%cmp = icmp ne i48 %b, 0
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ret i1 %cmp
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}
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define i1 @test_48_16_16(ptr %y) {
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; CHECK-LE-LABEL: test_48_16_16:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 2(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_48_16_16:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 2(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i48, ptr %y
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%b = and i48 %a, u0xffff0000
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%cmp = icmp ne i48 %b, 0
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ret i1 %cmp
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}
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define i1 @test_48_16_32(ptr %y) {
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; CHECK-LE-LABEL: test_48_16_32:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 4(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_48_16_32:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 0(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i48, ptr %y
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%b = and i48 %a, u0xffff00000000
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%cmp = icmp ne i48 %b, 0
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ret i1 %cmp
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}
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define i1 @test_48_17_0(ptr %y) {
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; CHECK-LE-LABEL: test_48_17_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lwz 3, 0(3)
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; CHECK-LE-NEXT: clrlwi 3, 3, 15
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_48_17_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lwz 3, 2(3)
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; CHECK-BE-NEXT: clrlwi 3, 3, 15
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i48, ptr %y
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%b = and i48 %a, u0x1ffff
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%cmp = icmp ne i48 %b, 0
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ret i1 %cmp
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}
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define i1 @test_40_16_0(ptr %y) {
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; CHECK-LE-LABEL: test_40_16_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 0(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_40_16_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 3(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i40, ptr %y
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%b = and i40 %a, u0xffff
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%cmp = icmp ne i40 %b, 0
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ret i1 %cmp
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}
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define i1 @test_40_1_32(ptr %y) {
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; CHECK-LE-LABEL: test_40_1_32:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 4(3)
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; CHECK-LE-NEXT: clrlwi 3, 3, 31
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_40_1_32:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lbz 3, 0(3)
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; CHECK-BE-NEXT: clrlwi 3, 3, 31
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; CHECK-BE-NEXT: blr
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%a = load i40, ptr %y
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%b = and i40 %a, u0x100000000
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%cmp = icmp ne i40 %b, 0
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ret i1 %cmp
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}
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define i1 @test_24_16_0(ptr %y) {
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; CHECK-LE-LABEL: test_24_16_0:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 0(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_24_16_0:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 1(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i24, ptr %y
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%b = and i24 %a, u0xffff
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%cmp = icmp ne i24 %b, 0
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ret i1 %cmp
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}
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define i1 @test_24_8_8(ptr %y) {
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; CHECK-LE-LABEL: test_24_8_8:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 1(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_24_8_8:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lbz 3, 1(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i24, ptr %y
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%b = and i24 %a, u0xff00
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%cmp = icmp ne i24 %b, 0
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ret i1 %cmp
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}
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define i1 @test_24_8_12(ptr %y) {
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; CHECK-LE-LABEL: test_24_8_12:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lhz 3, 1(3)
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; CHECK-LE-NEXT: rlwinm 3, 3, 0, 20, 27
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_24_8_12:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lhz 3, 0(3)
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; CHECK-BE-NEXT: rlwinm 3, 3, 0, 20, 27
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i24, ptr %y
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%b = and i24 %a, u0xff000
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%cmp = icmp ne i24 %b, 0
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ret i1 %cmp
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}
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define i1 @test_24_8_16(ptr %y) {
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; CHECK-LE-LABEL: test_24_8_16:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: lbz 3, 2(3)
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; CHECK-LE-NEXT: addic 4, 3, -1
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; CHECK-LE-NEXT: subfe 3, 4, 3
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; CHECK-LE-NEXT: blr
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;
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; CHECK-BE-LABEL: test_24_8_16:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: lbz 3, 0(3)
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; CHECK-BE-NEXT: addic 4, 3, -1
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; CHECK-BE-NEXT: subfe 3, 4, 3
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; CHECK-BE-NEXT: blr
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%a = load i24, ptr %y
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%b = and i24 %a, u0xff0000
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%cmp = icmp ne i24 %b, 0
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ret i1 %cmp
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}
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