; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s ; These tests would be improved by 'movs r0, #0' being rematerialized below the ; test as 'mov.w r0, #0'. ; 0x000000bb = 187 define i32 @f1(i32 %a) { ; CHECK-LABEL: f1: ; CHECK: cmp {{.*}}, #187 %tmp = icmp ne i32 %a, 187 %ret = select i1 %tmp, i32 42, i32 24 ret i32 %ret } ; 0x00aa00aa = 11141290 define i32 @f2(i32 %a) { ; CHECK-LABEL: f2: ; CHECK: cmp.w {{.*}}, #11141290 %tmp = icmp eq i32 %a, 11141290 %ret = select i1 %tmp, i32 42, i32 24 ret i32 %ret } ; 0xcc00cc00 = 3422604288 define i32 @f3(i32 %a) { ; CHECK-LABEL: f3: ; CHECK: cmp.w {{.*}}, #-872363008 %tmp = icmp ne i32 %a, 3422604288 %ret = select i1 %tmp, i32 42, i32 24 ret i32 %ret } ; 0xdddddddd = 3722304989 define i32 @f4(i32 %a) { ; CHECK-LABEL: f4: ; CHECK: cmp.w {{.*}}, #-572662307 %tmp = icmp ne i32 %a, 3722304989 %ret = select i1 %tmp, i32 42, i32 24 ret i32 %ret } ; 0x00110000 = 1114112 define i32 @f5(i32 %a) { ; CHECK-LABEL: f5: ; CHECK: cmp.w {{.*}}, #1114112 %tmp = icmp eq i32 %a, 1114112 %ret = select i1 %tmp, i32 42, i32 24 ret i32 %ret } ; Check that we don't do an invalid (a > b) --> !(a < b + 1) transform. ; ; CHECK-LABEL: f6: ; CHECK-NOT: cmp.w {{.*}}, #-2147483648 ; CHECK: bx lr define i32 @f6(i32 %a) { %tmp = icmp sgt i32 %a, 2147483647 br i1 %tmp, label %true, label %false true: ret i32 2 false: ret i32 0 } define i32 @slt_poweroftwo(i32 %a) { ; CHECK-LABEL: slt_poweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp slt i32 %a, 4096 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sle_poweroftwo(i32 %a) { ; CHECK-LABEL: sle_poweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp sle i32 %a, 4096 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sge_poweroftwo(i32 %a) { ; CHECK-LABEL: sge_poweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp sge i32 %a, 4096 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sgt_poweroftwo(i32 %a) { ; CHECK-LABEL: sgt_poweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp sgt i32 %a, 4096 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @slt_nearpoweroftwo(i32 %a) { ; CHECK-LABEL: slt_nearpoweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp slt i32 %a, 4097 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sle_nearpoweroftwo(i32 %a) { ; CHECK-LABEL: sle_nearpoweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp sle i32 %a, 4095 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sge_nearpoweroftwo(i32 %a) { ; CHECK-LABEL: sge_nearpoweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp sge i32 %a, 4097 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sgt_nearpoweroftwo(i32 %a) { ; CHECK-LABEL: sgt_nearpoweroftwo: ; CHECK: cmp.w r0, #4096 %b = icmp sgt i32 %a, 4095 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @slt_neg_soimm(i32 %a) { ; CHECK-LABEL: slt_neg_soimm: ; CHECK: cmn.w r0, #7929856 %b = icmp slt i32 %a, -7929856 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sle_neg_soimm(i32 %a) { ; CHECK-LABEL: sle_neg_soimm: ; CHECK: cmn.w r0, #7929856 %b = icmp sle i32 %a, -7929856 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sge_neg_soimm(i32 %a) { ; CHECK-LABEL: sge_neg_soimm: ; CHECK: cmn.w r0, #7929856 %b = icmp sge i32 %a, -7929856 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sgt_neg_soimm(i32 %a) { ; CHECK-LABEL: sgt_neg_soimm: ; CHECK: cmn.w r0, #7929856 %b = icmp sgt i32 %a, -7929856 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @slt_notneg_soimm(i32 %a) { ; CHECK-LABEL: slt_notneg_soimm: ; CHECK: cmp.w r0, #-2013231104 %b = icmp slt i32 %a, -2013231104 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sle_notneg_soimm(i32 %a) { ; CHECK-LABEL: sle_notneg_soimm: ; CHECK: cmp.w r0, #-2013231104 %b = icmp sle i32 %a, -2013231104 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sge_notneg_soimm(i32 %a) { ; CHECK-LABEL: sge_notneg_soimm: ; CHECK: cmp.w r0, #-2013231104 %b = icmp sge i32 %a, -2013231104 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sgt_notneg_soimm(i32 %a) { ; CHECK-LABEL: sgt_notneg_soimm: ; CHECK: cmp.w r0, #-2013231104 %b = icmp sgt i32 %a, -2013231104 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sgt_movw(i32 %a) { ; CHECK-LABEL: sgt_movw: ; CHECK: movw r1, #2167 %b = icmp sgt i32 %a, 2166 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 } define i32 @sgt_neg_movw(i32 %a) { ; CHECK-LABEL: sgt_neg_movw: ; CHECK: movw r1, #63371 ; CHECK: movt r1, #65535 %b = icmp sgt i32 %a, -2166 br i1 %b, label %true, label %false true: ret i32 1 false: ret i32 2 }