Subzero. ARM32 Fcmp lowering.

tests_lit/llvm2ice_tests/fp.cmp.ll

 ; This tries to be a comprehensive test of f32 and f64 compare operations.
 ; The CHECK lines are only checking for basic instruction patterns
 ; that should be present regardless of the optimization level, so
 ; there are no special OPTM1 match lines.
 
 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -O2 | FileCheck %s
 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -Om1 | FileCheck %s
 
+; RUN: %if --need=allow_dump --need=target_ARM32 --command %p2i --filetype=asm \
+; RUN:   --target arm32 -i %s --args -O2 --skip-unimplemented \
+; RUN:   | %if --need=allow_dump --need=target_ARM32 --command FileCheck %s \
+; RUN:   --check-prefix=ARM32
+
+; RUN: %if --need=allow_dump --need=target_ARM32 --command %p2i --filetype=asm \
+; RUN:   --target arm32 -i %s --args -Om1 --skip-unimplemented \
+; RUN:   | %if --need=allow_dump --need=target_ARM32 --command FileCheck %s \
+; RUN:   --check-prefix=ARM32
+
 define internal void @fcmpEq(float %a, float %b, double %c, double %d) {
 entry:
   %cmp = fcmp oeq float %a, %b
   br i1 %cmp, label %if.then, label %if.end
 
 if.then:                                          ; preds = %entry
   call void @func()
   br label %if.end
 
 if.end:                                           ; preds = %if.then, %entry
   %cmp1 = fcmp oeq double %c, %d
   br i1 %cmp1, label %if.then2, label %if.end3
 
 if.then2:                                         ; preds = %if.end
   call void @func()
   br label %if.end3
 
 if.end3:                                          ; preds = %if.then2, %if.end
   ret void
 }
 ; CHECK-LABEL: fcmpEq
 ; CHECK: ucomiss
 ; CHECK: jne
 ; CHECK-NEXT: jp
 ; CHECK: call {{.*}} R_{{.*}} func
 ; CHECK: ucomisd
 ; CHECK: jne
 ; CHECK-NEXT: jp
 ; CHECK: call {{.*}} R_{{.*}} func
+; ARM32-LABEL: fcmpEq
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: moveq [[R]], #1
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0

[Jim Stichnoth, 2015/09/18 19:28:55]

Here and below, it might be clearer style not to reuse the "R" tag when creating
a new regexp tag.

[John, 2015/09/18 22:55:53]

Done.

+; ARM32: vmrs
+; ARM32: moveq [[R]], #1
 
 declare void @func()
 
 define internal void @fcmpNe(float %a, float %b, double %c, double %d) {
 entry:
   %cmp = fcmp une float %a, %b
   br i1 %cmp, label %if.then, label %if.end
 
 if.then:                                          ; preds = %entry
   call void @func()
@@ skipping 12 matching lines @@
 }
 ; CHECK-LABEL: fcmpNe
 ; CHECK: ucomiss
 ; CHECK: jne
 ; CHECK-NEXT: jp
 ; CHECK: call {{.*}} R_{{.*}} func
 ; CHECK: ucomisd
 ; CHECK: jne
 ; CHECK-NEXT: jp
 ; CHECK: call {{.*}} R_{{.*}} func
+; ARM32-LABEL: fcmpNe
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movne [[R]], #1
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movne [[R]], #1
 
 define internal void @fcmpGt(float %a, float %b, double %c, double %d) {
 entry:
   %cmp = fcmp ogt float %a, %b
   br i1 %cmp, label %if.then, label %if.end
 
 if.then:                                          ; preds = %entry
   call void @func()
   br label %if.end
 
 if.end:                                           ; preds = %if.then, %entry
   %cmp1 = fcmp ogt double %c, %d
   br i1 %cmp1, label %if.then2, label %if.end3
 
 if.then2:                                         ; preds = %if.end
   call void @func()
   br label %if.end3
 
 if.end3:                                          ; preds = %if.then2, %if.end
   ret void
 }
 ; CHECK-LABEL: fcmpGt
 ; CHECK: ucomiss
 ; CHECK: seta
 ; CHECK: call {{.*}} R_{{.*}} func
 ; CHECK: ucomisd
 ; CHECK: seta
 ; CHECK: call {{.*}} R_{{.*}} func
+; ARM32-LABEL: fcmpGt
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movgt [[R]], #1
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movgt [[R]], #1
 
 define internal void @fcmpGe(float %a, float %b, double %c, double %d) {
 entry:
   %cmp = fcmp ult float %a, %b
   br i1 %cmp, label %if.end, label %if.then
 
 if.then:                                          ; preds = %entry
   call void @func()
   br label %if.end
 
 if.end:                                           ; preds = %entry, %if.then
   %cmp1 = fcmp ult double %c, %d
   br i1 %cmp1, label %if.end3, label %if.then2
 
 if.then2:                                         ; preds = %if.end
   call void @func()
   br label %if.end3
 
 if.end3:                                          ; preds = %if.end, %if.then2
   ret void
 }
 ; CHECK-LABEL: fcmpGe
 ; CHECK: ucomiss
 ; CHECK: setb
 ; CHECK: call {{.*}} R_{{.*}} func
 ; CHECK: ucomisd
 ; CHECK: setb
 ; CHECK: call {{.*}} R_{{.*}} func
+; ARM32-LABEL: fcmpGe
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movlt [[R]], #1
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movlt [[R]], #1
 
 define internal void @fcmpLt(float %a, float %b, double %c, double %d) {
 entry:
   %cmp = fcmp olt float %a, %b
   br i1 %cmp, label %if.then, label %if.end
 
 if.then:                                          ; preds = %entry
   call void @func()
   br label %if.end
 
 if.end:                                           ; preds = %if.then, %entry
   %cmp1 = fcmp olt double %c, %d
   br i1 %cmp1, label %if.then2, label %if.end3
 
 if.then2:                                         ; preds = %if.end
   call void @func()
   br label %if.end3
 
 if.end3:                                          ; preds = %if.then2, %if.end
   ret void
 }
 ; CHECK-LABEL: fcmpLt
 ; CHECK: ucomiss
 ; CHECK: seta
 ; CHECK: call {{.*}} R_{{.*}} func
 ; CHECK: ucomisd
 ; CHECK: seta
 ; CHECK: call {{.*}} R_{{.*}} func
+; ARM32-LABEL: fcmpLt
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movmi [[R]], #1
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movmi [[R]], #1
 
 define internal void @fcmpLe(float %a, float %b, double %c, double %d) {
 entry:
   %cmp = fcmp ugt float %a, %b
   br i1 %cmp, label %if.end, label %if.then
 
 if.then:                                          ; preds = %entry
   call void @func()
   br label %if.end
 
 if.end:                                           ; preds = %entry, %if.then
   %cmp1 = fcmp ugt double %c, %d
   br i1 %cmp1, label %if.end3, label %if.then2
 
 if.then2:                                         ; preds = %if.end
   call void @func()
   br label %if.end3
 
 if.end3:                                          ; preds = %if.end, %if.then2
   ret void
 }
 ; CHECK-LABEL: fcmpLe
 ; CHECK: ucomiss
 ; CHECK: setb
 ; CHECK: call {{.*}} R_{{.*}} func
 ; CHECK: ucomisd
 ; CHECK: setb
 ; CHECK: call {{.*}} R_{{.*}} func
+; ARM32-LABEL: fcmpLe
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movhi [[R]], #1
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movhi [[R]], #1
 
 define internal i32 @fcmpFalseFloat(float %a, float %b) {
 entry:
   %cmp = fcmp false float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpFalseFloat
 ; CHECK: mov {{.*}},0x0
+; ARM32-LABEL: fcmpFalseFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
 
 define internal i32 @fcmpFalseDouble(double %a, double %b) {
 entry:
   %cmp = fcmp false double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpFalseDouble
 ; CHECK: mov {{.*}},0x0
+; ARM32-LABEL: fcmpFalseDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
 
 define internal i32 @fcmpOeqFloat(float %a, float %b) {
 entry:
   %cmp = fcmp oeq float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOeqFloat
 ; CHECK: ucomiss
 ; CHECK: jne
 ; CHECK: jp
+; ARM32-LABEL: fcmpOeqFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: moveq [[R]], #1
 
 define internal i32 @fcmpOeqDouble(double %a, double %b) {
 entry:
   %cmp = fcmp oeq double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOeqDouble
 ; CHECK: ucomisd
 ; CHECK: jne
 ; CHECK: jp
+; ARM32-LABEL: fcmpOeqDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: moveq [[R]], #1
 
 define internal i32 @fcmpOgtFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ogt float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOgtFloat
 ; CHECK: ucomiss
 ; CHECK: seta
+; ARM32-LABEL: fcmpOgtFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movgt [[R]], #1
 
 define internal i32 @fcmpOgtDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ogt double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOgtDouble
 ; CHECK: ucomisd
 ; CHECK: seta
+; ARM32-LABEL: fcmpOgtDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movgt [[R]], #1
 
 define internal i32 @fcmpOgeFloat(float %a, float %b) {
 entry:
   %cmp = fcmp oge float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOgeFloat
 ; CHECK: ucomiss
 ; CHECK: setae
+; ARM32-LABEL: fcmpOgeFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movge [[R]], #1
 
 define internal i32 @fcmpOgeDouble(double %a, double %b) {
 entry:
   %cmp = fcmp oge double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOgeDouble
 ; CHECK: ucomisd
 ; CHECK: setae
+; ARM32-LABEL: fcmpOgeDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movge [[R]], #1
 
 define internal i32 @fcmpOltFloat(float %a, float %b) {
 entry:
   %cmp = fcmp olt float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOltFloat
 ; CHECK: ucomiss
 ; CHECK: seta
+; ARM32-LABEL: fcmpOltFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movmi [[R]], #1
 
 define internal i32 @fcmpOltDouble(double %a, double %b) {
 entry:
   %cmp = fcmp olt double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOltDouble
 ; CHECK: ucomisd
 ; CHECK: seta
+; ARM32-LABEL: fcmpOltDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movmi [[R]], #1
 
 define internal i32 @fcmpOleFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ole float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOleFloat
 ; CHECK: ucomiss
 ; CHECK: setae
+; ARM32-LABEL: fcmpOleFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movls [[R]], #1
 
 define internal i32 @fcmpOleDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ole double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOleDouble
 ; CHECK: ucomisd
 ; CHECK: setae
+; ARM32-LABEL: fcmpOleDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movls [[R]], #1
 
 define internal i32 @fcmpOneFloat(float %a, float %b) {
 entry:
   %cmp = fcmp one float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOneFloat
 ; CHECK: ucomiss
 ; CHECK: setne
+; ARM32-LABEL: fcmpOneFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movmi [[R]], #1
+; ARM32: movgt [[R]], #1
 
 define internal i32 @fcmpOneDouble(double %a, double %b) {
 entry:
   %cmp = fcmp one double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOneDouble
 ; CHECK: ucomisd
 ; CHECK: setne
+; ARM32-LABEL: fcmpOneDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movmi [[R]], #1
+; ARM32: movgt [[R]], #1
 
 define internal i32 @fcmpOrdFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ord float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOrdFloat
 ; CHECK: ucomiss
 ; CHECK: setnp
+; ARM32-LABEL: fcmpOrdFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movvc [[R]], #1
 
 define internal i32 @fcmpOrdDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ord double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpOrdDouble
 ; CHECK: ucomisd
 ; CHECK: setnp
+; ARM32-LABEL: fcmpOrdDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movvc [[R]], #1
 
 define internal i32 @fcmpUeqFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ueq float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUeqFloat
 ; CHECK: ucomiss
 ; CHECK: sete
+; ARM32-LABEL: fcmpUeqFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: moveq [[R]], #1
+; ARM32: movvs [[R]], #1
 
 define internal i32 @fcmpUeqDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ueq double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUeqDouble
 ; CHECK: ucomisd
 ; CHECK: sete
+; ARM32-LABEL: fcmpUeqDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: moveq [[R]], #1
+; ARM32: movvs [[R]], #1
 
 define internal i32 @fcmpUgtFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ugt float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUgtFloat
 ; CHECK: ucomiss
 ; CHECK: setb
+; ARM32-LABEL: fcmpUgtFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movhi [[R]], #1
 
 define internal i32 @fcmpUgtDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ugt double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUgtDouble
 ; CHECK: ucomisd
 ; CHECK: setb
+; ARM32-LABEL: fcmpUgtDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movhi [[R]], #1
 
 define internal i32 @fcmpUgeFloat(float %a, float %b) {
 entry:
   %cmp = fcmp uge float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUgeFloat
 ; CHECK: ucomiss
 ; CHECK: setbe
+; ARM32-LABEL: fcmpUgeFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movpl [[R]], #1
 
 define internal i32 @fcmpUgeDouble(double %a, double %b) {
 entry:
   %cmp = fcmp uge double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUgeDouble
 ; CHECK: ucomisd
 ; CHECK: setbe
+; ARM32-LABEL: fcmpUgeDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movpl [[R]], #1
 
 define internal i32 @fcmpUltFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ult float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUltFloat
 ; CHECK: ucomiss
 ; CHECK: setb
+; ARM32-LABEL: fcmpUltFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movlt [[R]], #1
 
 define internal i32 @fcmpUltDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ult double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUltDouble
 ; CHECK: ucomisd
 ; CHECK: setb
+; ARM32-LABEL: fcmpUltDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movlt [[R]], #1
 
 define internal i32 @fcmpUleFloat(float %a, float %b) {
 entry:
   %cmp = fcmp ule float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUleFloat
 ; CHECK: ucomiss
 ; CHECK: setbe
+; ARM32-LABEL: fcmpUleFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movle [[R]], #1
 
 define internal i32 @fcmpUleDouble(double %a, double %b) {
 entry:
   %cmp = fcmp ule double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUleDouble
 ; CHECK: ucomisd
 ; CHECK: setbe
+; ARM32-LABEL: fcmpUleDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movle [[R]], #1
 
 define internal i32 @fcmpUneFloat(float %a, float %b) {
 entry:
   %cmp = fcmp une float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUneFloat
 ; CHECK: ucomiss
 ; CHECK: jne
 ; CHECK: jp
+; ARM32-LABEL: fcmpUneFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movne [[R]], #1
 
 define internal i32 @fcmpUneDouble(double %a, double %b) {
 entry:
   %cmp = fcmp une double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUneDouble
 ; CHECK: ucomisd
 ; CHECK: jne
 ; CHECK: jp
+; ARM32-LABEL: fcmpUneDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movne [[R]], #1
 
 define internal i32 @fcmpUnoFloat(float %a, float %b) {
 entry:
   %cmp = fcmp uno float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUnoFloat
 ; CHECK: ucomiss
 ; CHECK: setp
+; ARM32-LABEL: fcmpUnoFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movvs [[R]], #1
 
 define internal i32 @fcmpUnoDouble(double %a, double %b) {
 entry:
   %cmp = fcmp uno double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpUnoDouble
 ; CHECK: ucomisd
 ; CHECK: setp
+; ARM32-LABEL: fcmpUnoDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R:r[0-9]+]], #0
+; ARM32: vmrs
+; ARM32: movvs [[R]], #1
 
 define internal i32 @fcmpTrueFloat(float %a, float %b) {
 entry:
   %cmp = fcmp true float %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpTrueFloat
 ; CHECK: mov {{.*}},0x1
+; ARM32-LABEL: fcmpTrueFloat
+; ARM32: vcmp.f32
+; ARM32: mov [[R]], #1
 
 define internal i32 @fcmpTrueDouble(double %a, double %b) {
 entry:
   %cmp = fcmp true double %a, %b
   %cmp.ret_ext = zext i1 %cmp to i32
   ret i32 %cmp.ret_ext
 }
 ; CHECK-LABEL: fcmpTrueDouble
 ; CHECK: mov {{.*}},0x1
+; ARM32-LABEL: fcmpTrueDouble
+; ARM32: vcmp.f64
+; ARM32: mov [[R]], #1
 
 define internal float @selectFloatVarVar(float %a, float %b) {
 entry:
   %cmp = fcmp olt float %a, %b
   %cond = select i1 %cmp, float %a, float %b
   ret float %cond
 }
 ; CHECK-LABEL: selectFloatVarVar
 ; CHECK: ucomiss
 ; CHECK: seta
 ; CHECK: fld
+; ARM32-LABEL: selectFloatVarVar
+; ARM32: vcmp.f32
+; ARM32: vmovne.f32 [[SREG:s[0-9]+]]

[Jim Stichnoth, 2015/09/18 19:28:55]

Here and below, don't define the SREG/DREG tag since it's not used again?

[John, 2015/09/18 22:55:53]

Done.

+; ARM32: bx
 
 define internal double @selectDoubleVarVar(double %a, double %b) {
 entry:
   %cmp = fcmp olt double %a, %b
   %cond = select i1 %cmp, double %a, double %b
   ret double %cond
 }
 ; CHECK-LABEL: selectDoubleVarVar
 ; CHECK: ucomisd
 ; CHECK: seta
 ; CHECK: fld
+; ARM32-LABEL: selectDoubleVarVar
+; ARM32: vcmp.f64
+; ARM32: vmovne.f64 [[DREG:d[0-9]+]]
+; ARM32: bx