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-rw-r--r--llvm/test/CodeGen/RISCV/double-br-fcmp.ll534
1 files changed, 534 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/RISCV/double-br-fcmp.ll b/llvm/test/CodeGen/RISCV/double-br-fcmp.ll
new file mode 100644
index 00000000000..5d2ce7ed589
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/double-br-fcmp.ll
@@ -0,0 +1,534 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+d -verify-machineinstrs < %s \
+; RUN: | FileCheck -check-prefix=RV32IFD %s
+
+declare void @abort()
+declare void @exit(i32)
+
+define void @br_fcmp_false(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_false:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: addi a0, zero, 1
+; RV32IFD-NEXT: bnez a0, .LBB0_2
+; RV32IFD-NEXT: # %bb.1: # %if.then
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB0_2: # %if.else
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp false double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.then:
+ ret void
+if.else:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_oeq(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_oeq:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft0
+; RV32IFD-NEXT: bnez a0, .LBB1_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB1_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp oeq double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+; TODO: generated code quality for this is very poor due to
+; DAGCombiner::visitXOR converting the legal setoeq to setune, which requires
+; expansion.
+define void @br_fcmp_oeq_alt(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_oeq_alt:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: beqz a0, .LBB2_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB2_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp oeq double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.then:
+ tail call void @abort()
+ unreachable
+if.else:
+ ret void
+}
+
+define void @br_fcmp_ogt(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ogt:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: flt.d a0, ft1, ft0
+; RV32IFD-NEXT: bnez a0, .LBB3_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB3_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ogt double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_oge(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_oge:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: fle.d a0, ft1, ft0
+; RV32IFD-NEXT: bnez a0, .LBB4_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB4_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp oge double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_olt(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_olt:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: flt.d a0, ft1, ft0
+; RV32IFD-NEXT: bnez a0, .LBB5_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB5_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp olt double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_ole(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ole:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: fle.d a0, ft1, ft0
+; RV32IFD-NEXT: bnez a0, .LBB6_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB6_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ole double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+; TODO: feq.s+sltiu+bne -> feq.s+beq
+define void @br_fcmp_one(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_one:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft1
+; RV32IFD-NEXT: feq.d a1, ft0, ft0
+; RV32IFD-NEXT: and a0, a1, a0
+; RV32IFD-NEXT: feq.d a1, ft0, ft1
+; RV32IFD-NEXT: not a1, a1
+; RV32IFD-NEXT: seqz a0, a0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: and a0, a1, a0
+; RV32IFD-NEXT: bnez a0, .LBB7_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB7_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp one double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_ord(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ord:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft1
+; RV32IFD-NEXT: feq.d a1, ft0, ft0
+; RV32IFD-NEXT: and a0, a1, a0
+; RV32IFD-NEXT: seqz a0, a0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: bnez a0, .LBB8_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB8_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ord double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_ueq(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ueq:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft0
+; RV32IFD-NEXT: feq.d a1, ft0, ft0
+; RV32IFD-NEXT: feq.d a2, ft1, ft1
+; RV32IFD-NEXT: and a1, a2, a1
+; RV32IFD-NEXT: seqz a1, a1
+; RV32IFD-NEXT: or a0, a0, a1
+; RV32IFD-NEXT: bnez a0, .LBB9_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB9_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ueq double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_ugt(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ugt:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: fle.d a0, ft1, ft0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: bnez a0, .LBB10_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB10_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ugt double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_uge(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_uge:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: flt.d a0, ft1, ft0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: bnez a0, .LBB11_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB11_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp uge double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_ult(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ult:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: fle.d a0, ft1, ft0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: bnez a0, .LBB12_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB12_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ult double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_ule(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_ule:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: flt.d a0, ft1, ft0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: bnez a0, .LBB13_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB13_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp ule double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_une(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_une:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft0
+; RV32IFD-NEXT: xori a0, a0, 1
+; RV32IFD-NEXT: bnez a0, .LBB14_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB14_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp une double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_uno(double %a, double %b) nounwind {
+; TODO: sltiu+bne -> beq
+; RV32IFD-LABEL: br_fcmp_uno:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: sw a0, 0(sp)
+; RV32IFD-NEXT: sw a1, 4(sp)
+; RV32IFD-NEXT: fld ft0, 0(sp)
+; RV32IFD-NEXT: sw a2, 0(sp)
+; RV32IFD-NEXT: sw a3, 4(sp)
+; RV32IFD-NEXT: fld ft1, 0(sp)
+; RV32IFD-NEXT: feq.d a0, ft1, ft1
+; RV32IFD-NEXT: feq.d a1, ft0, ft0
+; RV32IFD-NEXT: and a0, a1, a0
+; RV32IFD-NEXT: seqz a0, a0
+; RV32IFD-NEXT: bnez a0, .LBB15_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB15_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp uno double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
+
+define void @br_fcmp_true(double %a, double %b) nounwind {
+; RV32IFD-LABEL: br_fcmp_true:
+; RV32IFD: # %bb.0:
+; RV32IFD-NEXT: addi sp, sp, -16
+; RV32IFD-NEXT: sw ra, 12(sp)
+; RV32IFD-NEXT: addi a0, zero, 1
+; RV32IFD-NEXT: bnez a0, .LBB16_2
+; RV32IFD-NEXT: # %bb.1: # %if.else
+; RV32IFD-NEXT: lw ra, 12(sp)
+; RV32IFD-NEXT: addi sp, sp, 16
+; RV32IFD-NEXT: ret
+; RV32IFD-NEXT: .LBB16_2: # %if.then
+; RV32IFD-NEXT: lui a0, %hi(abort)
+; RV32IFD-NEXT: addi a0, a0, %lo(abort)
+; RV32IFD-NEXT: jalr a0
+ %1 = fcmp true double %a, %b
+ br i1 %1, label %if.then, label %if.else
+if.else:
+ ret void
+if.then:
+ tail call void @abort()
+ unreachable
+}
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