| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| ; This is https://bugs.llvm.org/show_bug.cgi?id=36682 |
| |
| ; In *all* of these, sitofp and bitcast should be instcombine'd out. |
| ; "sle 0" is canonicalized to "slt 1", so we don't test "sle 0" case. |
| ; "sge 0" is canonicalized to "sgt -1", so we don't test "sge 0" case. |
| ; "sge 1" is canonicalized to "sgt 0", so we don't test "sge 1" case. |
| ; "sle -1" is canonicalized to "slt 0", so we don't test "sle -1" case. |
| |
| define i1 @i32_cast_cmp_eq_int_0_sitofp_float(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_eq_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp eq i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_ne_int_0_sitofp_float(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_ne_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp ne i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_slt_int_0_sitofp_float(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_slt_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp slt i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_sgt_int_0_sitofp_float(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_sgt_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp sgt i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_slt_int_1_sitofp_float(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_slt_int_1_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp slt i32 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_sgt_int_m1_sitofp_float(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_sgt_int_m1_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp sgt i32 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_eq_int_0_sitofp_double(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_eq_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp eq i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_ne_int_0_sitofp_double(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_ne_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp ne i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_slt_int_0_sitofp_double(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_slt_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp slt i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_sgt_int_0_sitofp_double(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_sgt_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp sgt i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_slt_int_1_sitofp_double(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_slt_int_1_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp slt i64 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_sgt_int_m1_sitofp_double(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_sgt_int_m1_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp sgt i64 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_eq_int_0_sitofp_half(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_eq_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp eq i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_ne_int_0_sitofp_half(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_ne_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp ne i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_slt_int_0_sitofp_half(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_slt_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp slt i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_sgt_int_0_sitofp_half(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_sgt_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp sgt i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_slt_int_1_sitofp_half(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_slt_int_1_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp slt i16 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i32_cast_cmp_sgt_int_m1_sitofp_half(i32 %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_sgt_int_m1_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i32 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp sgt i16 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_eq_int_0_sitofp_float(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_eq_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp eq i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_ne_int_0_sitofp_float(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_ne_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp ne i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_slt_int_0_sitofp_float(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp slt i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_sgt_int_0_sitofp_float(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_sgt_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp sgt i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_slt_int_1_sitofp_float(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_1_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp slt i32 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_sgt_int_m1_sitofp_float(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_sgt_int_m1_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp sgt i32 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_eq_int_0_sitofp_double(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_eq_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp eq i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_ne_int_0_sitofp_double(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_ne_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp ne i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_slt_int_0_sitofp_double(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp slt i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_sgt_int_0_sitofp_double(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_sgt_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp sgt i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_slt_int_1_sitofp_double(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_1_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp slt i64 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_sgt_int_m1_sitofp_double(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_sgt_int_m1_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp sgt i64 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_eq_int_0_sitofp_half(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_eq_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp eq i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_ne_int_0_sitofp_half(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_ne_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp ne i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_slt_int_0_sitofp_half(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp slt i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_sgt_int_0_sitofp_half(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_sgt_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp sgt i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_slt_int_1_sitofp_half(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_1_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i64 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp slt i16 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i64_cast_cmp_sgt_int_m1_sitofp_half(i64 %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_sgt_int_m1_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i64 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp sgt i16 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_eq_int_0_sitofp_float(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_eq_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp eq i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_ne_int_0_sitofp_float(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_ne_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp ne i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_slt_int_0_sitofp_float(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_slt_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp slt i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_0_sitofp_float(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_0_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp sgt i32 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_slt_int_1_sitofp_float(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_slt_int_1_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i16 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp slt i32 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_m1_sitofp_float(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_m1_sitofp_float( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i16 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to float |
| %b = bitcast float %f to i32 |
| %cmp = icmp sgt i32 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_eq_int_0_sitofp_double(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_eq_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp eq i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_ne_int_0_sitofp_double(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_ne_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp ne i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_slt_int_0_sitofp_double(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_slt_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp slt i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_0_sitofp_double(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_0_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp sgt i64 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_slt_int_1_sitofp_double(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_slt_int_1_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i16 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp slt i64 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_m1_sitofp_double(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_m1_sitofp_double( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i16 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to double |
| %b = bitcast double %f to i64 |
| %cmp = icmp sgt i64 %b, -1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_eq_int_0_sitofp_half(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_eq_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp eq i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_ne_int_0_sitofp_half(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_ne_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp ne i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_slt_int_0_sitofp_half(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_slt_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp slt i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_0_sitofp_half(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_0_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i16 [[I:%.*]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp sgt i16 %b, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_slt_int_1_sitofp_half(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_slt_int_1_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i16 [[I:%.*]], 1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp slt i16 %b, 1 |
| ret i1 %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_m1_sitofp_half(i16 %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_m1_sitofp_half( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i16 [[I:%.*]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp i16 %i to half |
| %b = bitcast half %f to i16 |
| %cmp = icmp sgt i16 %b, -1 |
| ret i1 %cmp |
| } |
| |
| ; Verify that vector types and vector constants including undef elements are transformed too. |
| |
| define <3 x i1> @i32_cast_cmp_ne_int_0_sitofp_double_vec(<3 x i32> %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_ne_int_0_sitofp_double_vec( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ne <3 x i32> [[I:%.*]], zeroinitializer |
| ; CHECK-NEXT: ret <3 x i1> [[CMP]] |
| ; |
| %f = sitofp <3 x i32> %i to <3 x double> |
| %b = bitcast <3 x double> %f to <3 x i64> |
| %cmp = icmp ne <3 x i64> %b, <i64 0, i64 0, i64 0> |
| ret <3 x i1> %cmp |
| } |
| |
| ; TODO: Can we propagate the constant vector with undef element? |
| |
| define <3 x i1> @i32_cast_cmp_eq_int_0_sitofp_float_vec_undef(<3 x i32> %i) { |
| ; CHECK-LABEL: @i32_cast_cmp_eq_int_0_sitofp_float_vec_undef( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq <3 x i32> [[I:%.*]], zeroinitializer |
| ; CHECK-NEXT: ret <3 x i1> [[CMP]] |
| ; |
| %f = sitofp <3 x i32> %i to <3 x float> |
| %b = bitcast <3 x float> %f to <3 x i32> |
| %cmp = icmp eq <3 x i32> %b, <i32 0, i32 undef, i32 0> |
| ret <3 x i1> %cmp |
| } |
| |
| define <3 x i1> @i64_cast_cmp_slt_int_1_sitofp_half_vec_undef(<3 x i64> %i) { |
| ; CHECK-LABEL: @i64_cast_cmp_slt_int_1_sitofp_half_vec_undef( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt <3 x i64> [[I:%.*]], <i64 1, i64 1, i64 1> |
| ; CHECK-NEXT: ret <3 x i1> [[CMP]] |
| ; |
| %f = sitofp <3 x i64> %i to <3 x half> |
| %b = bitcast <3 x half> %f to <3 x i16> |
| %cmp = icmp slt <3 x i16> %b, <i16 1, i16 undef, i16 1> |
| ret <3 x i1> %cmp |
| } |
| |
| define <3 x i1> @i16_cast_cmp_sgt_int_m1_sitofp_float_vec_undef(<3 x i16> %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_m1_sitofp_float_vec_undef( |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt <3 x i16> [[I:%.*]], <i16 -1, i16 -1, i16 -1> |
| ; CHECK-NEXT: ret <3 x i1> [[CMP]] |
| ; |
| %f = sitofp <3 x i16> %i to <3 x float> |
| %b = bitcast <3 x float> %f to <3 x i32> |
| %cmp = icmp sgt <3 x i32> %b, <i32 -1, i32 undef, i32 -1> |
| ret <3 x i1> %cmp |
| } |
| |
| ; Verify that the various forms of this transform are not applied when the |
| ; bitcast changes the number of vector elements: |
| ; icmp (bitcast ([su]itofp X)), Y -> icmp X, Y |
| |
| define <6 x i1> @i16_cast_cmp_sgt_int_m1_bitcast_vector_num_elements_sitofp(<3 x i16> %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_m1_bitcast_vector_num_elements_sitofp( |
| ; CHECK-NEXT: [[F:%.*]] = sitofp <3 x i16> [[I:%.*]] to <3 x float> |
| ; CHECK-NEXT: [[B:%.*]] = bitcast <3 x float> [[F]] to <6 x i16> |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt <6 x i16> [[B]], <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1> |
| ; CHECK-NEXT: ret <6 x i1> [[CMP]] |
| ; |
| %f = sitofp <3 x i16> %i to <3 x float> |
| %b = bitcast <3 x float> %f to <6 x i16> |
| %cmp = icmp sgt <6 x i16> %b, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1> |
| ret <6 x i1> %cmp |
| } |
| |
| define i1 @i16_cast_cmp_sgt_int_m1_bitcast_vector_to_scalar_sitofp(<3 x i16> %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_sgt_int_m1_bitcast_vector_to_scalar_sitofp( |
| ; CHECK-NEXT: [[F:%.*]] = sitofp <3 x i16> [[I:%.*]] to <3 x float> |
| ; CHECK-NEXT: [[B:%.*]] = bitcast <3 x float> [[F]] to i96 |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i96 [[B]], -1 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = sitofp <3 x i16> %i to <3 x float> |
| %b = bitcast <3 x float> %f to i96 |
| %cmp = icmp sgt i96 %b, -1 |
| ret i1 %cmp |
| } |
| |
| |
| define <6 x i1> @i16_cast_cmp_eq_int_0_bitcast_vector_num_elements_uitofp(<3 x i16> %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_eq_int_0_bitcast_vector_num_elements_uitofp( |
| ; CHECK-NEXT: [[F:%.*]] = uitofp <3 x i16> [[I:%.*]] to <3 x float> |
| ; CHECK-NEXT: [[B:%.*]] = bitcast <3 x float> [[F]] to <6 x i16> |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq <6 x i16> [[B]], zeroinitializer |
| ; CHECK-NEXT: ret <6 x i1> [[CMP]] |
| ; |
| %f = uitofp <3 x i16> %i to <3 x float> |
| %b = bitcast <3 x float> %f to <6 x i16> |
| %cmp = icmp eq <6 x i16> %b, <i16 0, i16 0, i16 0, i16 0, i16 0, i16 0> |
| ret <6 x i1> %cmp |
| } |
| |
| define i1 @i16_cast_cmp_eq_int_0_bitcast_vector_to_scalar_uitofp(<3 x i16> %i) { |
| ; CHECK-LABEL: @i16_cast_cmp_eq_int_0_bitcast_vector_to_scalar_uitofp( |
| ; CHECK-NEXT: [[F:%.*]] = uitofp <3 x i16> [[I:%.*]] to <3 x float> |
| ; CHECK-NEXT: [[B:%.*]] = bitcast <3 x float> [[F]] to i96 |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i96 [[B]], 0 |
| ; CHECK-NEXT: ret i1 [[CMP]] |
| ; |
| %f = uitofp <3 x i16> %i to <3 x float> |
| %b = bitcast <3 x float> %f to i96 |
| %cmp = icmp eq i96 %b, 0 |
| ret i1 %cmp |
| } |
