1; RUN: llc < %s -O0 -march=x86 2; RUN: llc < %s -O0 -march=x86-64 3; RUN: llc < %s -O2 -march=x86 4; RUN: llc < %s -O2 -march=x86-64 5 6 7; Test big index trunc to pointer size: 8 9define i8* @test_trunc65(i8* %ptr) nounwind { 10; CHECK-LABEL: test_trunc65 11; CHECK: 3 12 %d = getelementptr i8, i8* %ptr, i65 18446744073709551619 ; 2^64 + 3 13 ret i8* %d 14} 15 16define i8* @test_trunc128(i8* %ptr) nounwind { 17; CHECK-LABEL: test_trunc128 18; CHECK: 5 19 %d = getelementptr i8, i8* %ptr, i128 18446744073709551621 ; 2^64 + 5 20 ret i8* %d 21} 22 23define i8* @test_trunc160(i8* %ptr) nounwind { 24; CHECK-LABEL: test_trunc160 25; CHECK: 8 26 %d = getelementptr i8, i8* %ptr, i160 18446744073709551624 ; 2^64 + 8 27 ret i8* %d 28} 29 30define i8* @test_trunc256(i8* %ptr) nounwind { 31; CHECK-LABEL: test_trunc256 32; CHECK: 13 33 %d = getelementptr i8, i8* %ptr, i256 18446744073709551629 ; 2^64 + 13 34 ret i8* %d 35} 36 37define i8* @test_trunc2048(i8* %ptr) nounwind { 38; CHECK-LABEL: test_trunc2048 39; CHECK: 21 40 %d = getelementptr i8, i8* %ptr, i2048 18446744073709551637 ; 2^64 + 21 41 ret i8* %d 42} 43 44 45; Test small index sext to pointer size 46 47define i8* @test_sext3(i8* %ptr) nounwind { 48; CHECK-LABEL: test_sext3 49; CHECK: -3 50 %d = getelementptr i8, i8* %ptr, i3 -3 51 ret i8* %d 52} 53 54define i8* @test_sext5(i8* %ptr) nounwind { 55; CHECK-LABEL: test_sext5 56; CHECK: -5 57 %d = getelementptr i8, i8* %ptr, i5 -5 58 ret i8* %d 59} 60 61define i8* @test_sext8(i8* %ptr) nounwind { 62; CHECK-LABEL: test_sext8 63; CHECK: -8 64 %d = getelementptr i8, i8* %ptr, i8 -8 65 ret i8* %d 66} 67 68define i8* @test_sext13(i8* %ptr) nounwind { 69; CHECK-LABEL: test_sext13 70; CHECK: -13 71 %d = getelementptr i8, i8* %ptr, i8 -13 72 ret i8* %d 73} 74 75define i8* @test_sext16(i8* %ptr) nounwind { 76; CHECK-LABEL: test_sext16 77; CHECK: -21 78 %d = getelementptr i8, i8* %ptr, i8 -21 79 ret i8* %d 80} 81