Home | History | Annotate | Download | only in arm32 
      1 ; Show that we know how to translate vcmp.
      2 
      3 ; REQUIRES: allow_dump
      4 
      5 ; TODO(kschimpf): Use include registers for compare instructions, so that the
      6 ; test is less brittle.
      7 
      8 ; Compile using standalone assembler.
      9 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -Om1 \
     10 ; RUN:   | FileCheck %s --check-prefix=ASM
     11 
     12 ; Show bytes in assembled standalone code.
     13 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \
     14 ; RUN:   --args -Om1 | FileCheck %s --check-prefix=DIS
     15 
     16 ; Compile using integrated assembler.
     17 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -Om1 \
     18 ; RUN:   | FileCheck %s --check-prefix=IASM
     19 
     20 ; Show bytes in assembled integrated code.
     21 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \
     22 ; RUN:   --args -Om1 | FileCheck %s --check-prefix=DIS
     23 
     24 define internal i32 @vcmpFloat(float %v1, float %v2) {
     25 ; ASM-LABEL: vcmpFloat:
     26 ; DIS-LABEL: 00000000 <vcmpFloat>:
     27 ; IASM-LABEL: vcmpFloat:
     28 
     29 entry:
     30 ; ASM-NEXT: .LvcmpFloat$entry:
     31 ; IASM-NEXT: .LvcmpFloat$entry:
     32 
     33   %cmp = fcmp olt float %v1, %v2
     34 
     35 ; ASM:      vcmp.f32        s0, s1
     36 ; DIS:   14:      eeb40a60
     37 ; IASM-NOT: vcmp
     38 
     39   %res = zext i1 %cmp to i32
     40   ret i32 %res
     41 }
     42 
     43 define internal i32 @vcmpFloatToZero(float %v) {
     44 ; ASM-LABEL: vcmpFloatToZero:
     45 ; DIS-LABEL: 00000040 <vcmpFloatToZero>:
     46 ; IASM-LABEL: vcmpFloatToZero:
     47 
     48 entry:
     49 ; ASM-NEXT: .LvcmpFloatToZero$entry:
     50 ; IASM-NEXT: .LvcmpFloatToZero$entry:
     51 
     52   %cmp = fcmp olt float %v, 0.0
     53 
     54 ; ASM:      vcmp.f32        s0, #0.0
     55 ; DIS:   4c:      eeb50a40
     56 ; IASM-NOT: vcmp
     57 
     58   %res = zext i1 %cmp to i32
     59   ret i32 %res
     60 }
     61 
     62 define internal i32 @vcmpDouble(double %v1, double %v2) {
     63 ; ASM-LABEL: vcmpDouble:
     64 ; DIS-LABEL: 00000080 <vcmpDouble>:
     65 ; IASM-LABEL: vcmpDouble:
     66 
     67 entry:
     68 ; ASM-NEXT: .LvcmpDouble$entry:
     69 ; IASM-NEXT: .LvcmpDouble$entry:
     70 
     71   %cmp = fcmp olt double %v1, %v2
     72 
     73 ; ASM:      vcmp.f64        d0, d1
     74 ; DIS:   94:      eeb40b41
     75 ; IASM-NOT: vcmp
     76 
     77   %res = zext i1 %cmp to i32
     78   ret i32 %res
     79 }
     80 
     81 define internal i32 @vcmpDoubleToZero(double %v) {
     82 ; ASM-LABEL: vcmpDoubleToZero:
     83 ; DIS-LABEL: 000000c0 <vcmpDoubleToZero>:
     84 ; IASM-LABEL: vcmpDoubleToZero:
     85 
     86 entry:
     87 ; ASM-NEXT: .LvcmpDoubleToZero$entry:
     88 ; IASM-NEXT: .LvcmpDoubleToZero$entry:
     89 
     90   %cmp = fcmp olt double %v, 0.0
     91 
     92 ; ASM:      vcmp.f64        d0, #0.0
     93 ; DIS:   cc:      eeb50b40
     94 ; IASM-NOT: vcmp
     95 
     96   %res = zext i1 %cmp to i32
     97   ret i32 %res
     98 }
     99