llvm-6502/test/CodeGen/Mips/fcmp.ll
Vasileios Kalintiris 5a393cab69 [mips] Optimize conditional moves where RHS is zero.
Summary:
When the RHS of a conditional move node is zero, we can utilize the $zero
register by inverting the conditional move instruction and by swapping the
order of its True/False operands.

Reviewers: dsanders

Differential Revision: http://reviews.llvm.org/D7945

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230956 91177308-0d34-0410-b5e6-96231b3b80d8
2015-03-02 12:47:32 +00:00

826 lines
23 KiB
LLVM

; RUN: llc < %s -march=mips -mcpu=mips32 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32-C
; RUN: llc < %s -march=mips -mcpu=mips32r2 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32-C
; RUN: llc < %s -march=mips -mcpu=mips32r6 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32-CMP
; RUN: llc < %s -march=mips64 -mcpu=mips4 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64-C
; RUN: llc < %s -march=mips64 -mcpu=mips64 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64-C
; RUN: llc < %s -march=mips64 -mcpu=mips64r2 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64-C
; RUN: llc < %s -march=mips64 -mcpu=mips64r6 | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64-CMP
define i32 @false_f32(float %a, float %b) nounwind {
; ALL-LABEL: false_f32:
; ALL: addiu $2, $zero, 0
%1 = fcmp false float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @oeq_f32(float %a, float %b) nounwind {
; ALL-LABEL: oeq_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.eq.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.eq.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.eq.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.eq.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp oeq float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ogt_f32(float %a, float %b) nounwind {
; ALL-LABEL: ogt_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ule.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ule.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.lt.s $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.lt.s $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ogt float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @oge_f32(float %a, float %b) nounwind {
; ALL-LABEL: oge_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ult.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ult.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.le.s $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.le.s $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp oge float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @olt_f32(float %a, float %b) nounwind {
; ALL-LABEL: olt_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.olt.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.olt.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.lt.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.lt.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp olt float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ole_f32(float %a, float %b) nounwind {
; ALL-LABEL: ole_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ole.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ole.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.le.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.le.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ole float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @one_f32(float %a, float %b) nounwind {
; ALL-LABEL: one_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ueq.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ueq.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ueq.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 32-CMP-DAG: andi $2, $[[T2]], 1
; 64-CMP-DAG: cmp.ueq.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 64-CMP-DAG: andi $2, $[[T2]], 1
%1 = fcmp one float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ord_f32(float %a, float %b) nounwind {
; ALL-LABEL: ord_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.un.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.un.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.un.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 32-CMP-DAG: andi $2, $[[T2]], 1
; 64-CMP-DAG: cmp.un.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 64-CMP-DAG: andi $2, $[[T2]], 1
%1 = fcmp ord float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ueq_f32(float %a, float %b) nounwind {
; ALL-LABEL: ueq_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ueq.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ueq.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ueq.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ueq.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ueq float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ugt_f32(float %a, float %b) nounwind {
; ALL-LABEL: ugt_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ole.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ole.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ult.s $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ult.s $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ugt float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @uge_f32(float %a, float %b) nounwind {
; ALL-LABEL: uge_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.olt.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.olt.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ule.s $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ule.s $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp uge float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ult_f32(float %a, float %b) nounwind {
; ALL-LABEL: ult_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ult.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ult.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ult.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ult.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ult float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ule_f32(float %a, float %b) nounwind {
; ALL-LABEL: ule_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ule.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ule.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ule.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ule.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ule float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @une_f32(float %a, float %b) nounwind {
; ALL-LABEL: une_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.eq.s $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.eq.s $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.eq.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 32-CMP-DAG: andi $2, $[[T2]], 1
; 64-CMP-DAG: cmp.eq.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 64-CMP-DAG: andi $2, $[[T2]], 1
%1 = fcmp une float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @uno_f32(float %a, float %b) nounwind {
; ALL-LABEL: uno_f32:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.un.s $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.un.s $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.un.s $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.un.s $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp uno float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @true_f32(float %a, float %b) nounwind {
; ALL-LABEL: true_f32:
; ALL: addiu $2, $zero, 1
%1 = fcmp true float %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @false_f64(double %a, double %b) nounwind {
; ALL-LABEL: false_f64:
; ALL: addiu $2, $zero, 0
%1 = fcmp false double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @oeq_f64(double %a, double %b) nounwind {
; ALL-LABEL: oeq_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.eq.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.eq.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.eq.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.eq.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp oeq double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ogt_f64(double %a, double %b) nounwind {
; ALL-LABEL: ogt_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ule.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ule.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.lt.d $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.lt.d $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ogt double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @oge_f64(double %a, double %b) nounwind {
; ALL-LABEL: oge_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ult.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ult.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.le.d $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.le.d $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp oge double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @olt_f64(double %a, double %b) nounwind {
; ALL-LABEL: olt_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.olt.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.olt.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.lt.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.lt.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp olt double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ole_f64(double %a, double %b) nounwind {
; ALL-LABEL: ole_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ole.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ole.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.le.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.le.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ole double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @one_f64(double %a, double %b) nounwind {
; ALL-LABEL: one_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ueq.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ueq.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ueq.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 32-CMP-DAG: andi $2, $[[T2]], 1
; 64-CMP-DAG: cmp.ueq.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 64-CMP-DAG: andi $2, $[[T2]], 1
%1 = fcmp one double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ord_f64(double %a, double %b) nounwind {
; ALL-LABEL: ord_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.un.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.un.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.un.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 32-CMP-DAG: andi $2, $[[T2]], 1
; 64-CMP-DAG: cmp.un.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 64-CMP-DAG: andi $2, $[[T2]], 1
%1 = fcmp ord double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ueq_f64(double %a, double %b) nounwind {
; ALL-LABEL: ueq_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ueq.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ueq.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ueq.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ueq.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ueq double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ugt_f64(double %a, double %b) nounwind {
; ALL-LABEL: ugt_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ole.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ole.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ult.d $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ult.d $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ugt double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @uge_f64(double %a, double %b) nounwind {
; ALL-LABEL: uge_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.olt.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.olt.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ule.d $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ule.d $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp uge double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ult_f64(double %a, double %b) nounwind {
; ALL-LABEL: ult_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ult.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ult.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ult.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ult.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ult double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @ule_f64(double %a, double %b) nounwind {
; ALL-LABEL: ule_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.ule.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.ule.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.ule.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.ule.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp ule double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @une_f64(double %a, double %b) nounwind {
; ALL-LABEL: une_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.eq.d $f12, $f14
; 32-C: movt $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.eq.d $f12, $f13
; 64-C: movt $2, $zero, $fcc0
; 32-CMP-DAG: cmp.eq.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 32-CMP-DAG: andi $2, $[[T2]], 1
; 64-CMP-DAG: cmp.eq.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: not $[[T2:[0-9]+]], $[[T1]]
; 64-CMP-DAG: andi $2, $[[T2]], 1
%1 = fcmp une double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @uno_f64(double %a, double %b) nounwind {
; ALL-LABEL: uno_f64:
; 32-C-DAG: addiu $2, $zero, 1
; 32-C-DAG: c.un.d $f12, $f14
; 32-C: movf $2, $zero, $fcc0
; 64-C-DAG: addiu $2, $zero, 1
; 64-C-DAG: c.un.d $f12, $f13
; 64-C: movf $2, $zero, $fcc0
; 32-CMP-DAG: cmp.un.d $[[T0:f[0-9]+]], $f12, $f14
; 32-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 32-CMP-DAG: andi $2, $[[T1]], 1
; 64-CMP-DAG: cmp.un.d $[[T0:f[0-9]+]], $f12, $f13
; 64-CMP-DAG: mfc1 $[[T1:[0-9]+]], $[[T0]]
; 64-CMP-DAG: andi $2, $[[T1]], 1
%1 = fcmp uno double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
define i32 @true_f64(double %a, double %b) nounwind {
; ALL-LABEL: true_f64:
; ALL: addiu $2, $zero, 1
%1 = fcmp true double %a, %b
%2 = zext i1 %1 to i32
ret i32 %2
}
; The optimizers sometimes produce setlt instead of setolt/setult.
define float @bug1_f32(float %angle, float %at) #0 {
entry:
; ALL-LABEL: bug1_f32:
; 32-C-DAG: add.s $[[T0:f[0-9]+]], $f14, $f12
; 32-C-DAG: lwc1 $[[T1:f[0-9]+]], %lo($CPI32_0)(
; 32-C-DAG: c.ole.s $[[T0]], $[[T1]]
; 32-C-DAG: bc1t
; 32-CMP-DAG: add.s $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: lwc1 $[[T1:f[0-9]+]], %lo($CPI32_0)(
; 32-CMP-DAG: cmp.le.s $[[T2:f[0-9]+]], $[[T0]], $[[T1]]
; 32-CMP-DAG: mfc1 $[[T3:[0-9]+]], $[[T2]]
; FIXME: This instruction is redundant.
; 32-CMP-DAG: andi $[[T4:[0-9]+]], $[[T3]], 1
; 32-CMP-DAG: bnez $[[T4]],
; 64-C-DAG: add.s $[[T0:f[0-9]+]], $f13, $f12
; 64-C-DAG: lwc1 $[[T1:f[0-9]+]], %got_ofst($CPI32_0)(
; 64-C-DAG: c.ole.s $[[T0]], $[[T1]]
; 64-C-DAG: bc1t
; 64-CMP-DAG: add.s $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: lwc1 $[[T1:f[0-9]+]], %got_ofst($CPI32_0)(
; 64-CMP-DAG: cmp.le.s $[[T2:f[0-9]+]], $[[T0]], $[[T1]]
; 64-CMP-DAG: mfc1 $[[T3:[0-9]+]], $[[T2]]
; FIXME: This instruction is redundant.
; 64-CMP-DAG: andi $[[T4:[0-9]+]], $[[T3]], 1
; 64-CMP-DAG: bnez $[[T4]],
%add = fadd fast float %at, %angle
%cmp = fcmp ogt float %add, 1.000000e+00
br i1 %cmp, label %if.then, label %if.end
if.then:
%sub = fadd fast float %add, -1.000000e+00
br label %if.end
if.end:
%theta.0 = phi float [ %sub, %if.then ], [ %add, %entry ]
ret float %theta.0
}
; The optimizers sometimes produce setlt instead of setolt/setult.
define double @bug1_f64(double %angle, double %at) #0 {
entry:
; ALL-LABEL: bug1_f64:
; 32-C-DAG: add.d $[[T0:f[0-9]+]], $f14, $f12
; 32-C-DAG: ldc1 $[[T1:f[0-9]+]], %lo($CPI33_0)(
; 32-C-DAG: c.ole.d $[[T0]], $[[T1]]
; 32-C-DAG: bc1t
; 32-CMP-DAG: add.d $[[T0:f[0-9]+]], $f14, $f12
; 32-CMP-DAG: ldc1 $[[T1:f[0-9]+]], %lo($CPI33_0)(
; 32-CMP-DAG: cmp.le.d $[[T2:f[0-9]+]], $[[T0]], $[[T1]]
; 32-CMP-DAG: mfc1 $[[T3:[0-9]+]], $[[T2]]
; FIXME: This instruction is redundant.
; 32-CMP-DAG: andi $[[T4:[0-9]+]], $[[T3]], 1
; 32-CMP-DAG: bnez $[[T4]],
; 64-C-DAG: add.d $[[T0:f[0-9]+]], $f13, $f12
; 64-C-DAG: ldc1 $[[T1:f[0-9]+]], %got_ofst($CPI33_0)(
; 64-C-DAG: c.ole.d $[[T0]], $[[T1]]
; 64-C-DAG: bc1t
; 64-CMP-DAG: add.d $[[T0:f[0-9]+]], $f13, $f12
; 64-CMP-DAG: ldc1 $[[T1:f[0-9]+]], %got_ofst($CPI33_0)(
; 64-CMP-DAG: cmp.le.d $[[T2:f[0-9]+]], $[[T0]], $[[T1]]
; 64-CMP-DAG: mfc1 $[[T3:[0-9]+]], $[[T2]]
; FIXME: This instruction is redundant.
; 64-CMP-DAG: andi $[[T4:[0-9]+]], $[[T3]], 1
; 64-CMP-DAG: bnez $[[T4]],
%add = fadd fast double %at, %angle
%cmp = fcmp ogt double %add, 1.000000e+00
br i1 %cmp, label %if.then, label %if.end
if.then:
%sub = fadd fast double %add, -1.000000e+00
br label %if.end
if.end:
%theta.0 = phi double [ %sub, %if.then ], [ %add, %entry ]
ret double %theta.0
}
attributes #0 = { nounwind readnone "no-nans-fp-math"="true" }